-FD_CLR sys_select.h pselect, select - synchronous I/O multiplexing void FD_CLR(int fd, fd_set *fdset);
-FD_ISSET sys_select.h pselect, select - synchronous I/O multiplexing int FD_ISSET(int fd, fd_set *fdset);
-FD_SET sys_select.h pselect, select - synchronous I/O multiplexing void FD_SET(int fd, fd_set *fdset);
-FD_ZERO sys_select.h pselect, select - synchronous I/O multiplexing void FD_ZERO(fd_set *fdset);
+FD_CLR sys/select.h pselect, select - synchronous I/O multiplexing void FD_CLR(int fd, fd_set *fdset);
+FD_ISSET sys/select.h pselect, select - synchronous I/O multiplexing int FD_ISSET(int fd, fd_set *fdset);
+FD_SET sys/select.h pselect, select - synchronous I/O multiplexing void FD_SET(int fd, fd_set *fdset);
+FD_ZERO sys/select.h pselect, select - synchronous I/O multiplexing void FD_ZERO(fd_set *fdset);
_Exit stdlib.h unistd.h _Exit, _exit - terminate a process void _Exit(int status);
_exit stdlib.h unistd.h _Exit, _exit - terminate a process void _exit(int status);
_longjmp setjmp.h OB XSI _longjmp, _setjmp - non-local goto void _longjmp(jmp_buf env, int val);
a64l stdlib.h XSI a64l, l64a - convert between a 32-bit integer and a radix-64 ASCII string long a64l(const char *s);
abort stdlib.h abort - generate an abnormal process abort void abort(void);
abs stdlib.h abs - return an integer absolute value int abs(int i);
-accept sys_socket.h accept - accept a new connection on a socket int accept(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
+accept sys/socket.h accept - accept a new connection on a socket int accept(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
access unistd.h access, faccessat - determine accessibility of a file relative to directory file descriptor int access(const char *path, int amode);
acos math.h acos, acosf, acosl - arc cosine functions double acos(double x);
acosf math.h acos, acosf, acosl - arc cosine functions float acosf(float x);
atol stdlib.h atol, atoll - convert a string to a long integer long atol(const char *str);
atoll stdlib.h atol, atoll - convert a string to a long integer long long atoll(const char *nptr);
basename libgen.h XSI basename - return the last component of a pathname char *basename(char *path);
-bind sys_socket.h bind - bind a name to a socket int bind(int socket, const struct sockaddr *address, socklen_t address_len);
+bind sys/socket.h bind - bind a name to a socket int bind(int socket, const struct sockaddr *address, socklen_t address_len);
bsearch stdlib.h bsearch - binary search a sorted table void *bsearch(const void *key, const void *base, size_t nel, size_t width, int (*compar)(const void *, const void *));
btowc stdio.h wchar.h btowc - single byte to wide character conversion wint_t btowc(int c);
cabs complex.h cabs, cabsf, cabsl - return a complex absolute value double cabs(double complex z);
catanhl complex.h catanh, catanhf, catanhl - complex arc hyperbolic tangent functions long double complex catanhl(long double complex z);
catanl complex.h catan, catanf, catanl - complex arc tangent functions long double complex catanl(long double complex z);
catclose nl_types.h catclose - close a message catalog descriptor int catclose(nl_catd catd);
-catgets nl_types.h catgets - read a program message char *catgets(nl_catd catd, int set_id, int msg_id, const char*s);
+catgets nl_types.h catgets - read a program message char *catgets(nl_catd catd, int set_id, int msg_id, const char *s);
catopen nl_types.h catopen - open a message catalog nl_catd catopen(const char *name, int oflag);
cbrt math.h cbrt, cbrtf, cbrtl - cube root functions double cbrt(double x);
cbrtf math.h cbrt, cbrtf, cbrtl - cube root functions float cbrtf(float x);
cfsetispeed termios.h cfsetispeed - set input baud rate int cfsetispeed(struct termios *termios_p, speed_t speed);
cfsetospeed termios.h cfsetospeed - set output baud rate int cfsetospeed(struct termios *termios_p, speed_t speed);
chdir unistd.h chdir - change working directory int chdir(const char *path);
-chmod sys_stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor int chmod(const char *path, mode_t mode);
+chmod sys/stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor int chmod(const char *path, mode_t mode);
chown unistd.h chown, fchownat - change owner and group of a file relative to directory file descriptor int chown(const char *path, uid_t owner, gid_t group);
cimag complex.h cimag, cimagf, cimagl - complex imaginary functions double cimag(double complex z);
cimagf complex.h cimag, cimagf, cimagl - complex imaginary functions float cimagf(float complex z);
conj complex.h conj, conjf, conjl - complex conjugate functions double complex conj(double complex z);
conjf complex.h conj, conjf, conjl - complex conjugate functions float complex conjf(float complex z);
conjl complex.h conj, conjf, conjl - complex conjugate functions long double complex conjl(long double complex z);
-connect sys_socket.h connect - connect a socket int connect(int socket, const struct sockaddr *address, socklen_t address_len);
+connect sys/socket.h connect - connect a socket int connect(int socket, const struct sockaddr *address, socklen_t address_len);
copysign math.h copysign, copysignf, copysignl - number manipulation function double copysign(double x, double y);
copysignf math.h copysign, copysignf, copysignl - number manipulation function float copysignf(float x, float y);
copysignl math.h copysign, copysignf, copysignl - number manipulation function long double copysignl(long double x, long double y);
dbm_firstkey ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions datum dbm_firstkey(DBM *db);
dbm_nextkey ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions datum dbm_nextkey(DBM *db);
dbm_open ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions DBM *dbm_open(const char *file, int open_flags, mode_t file_mode);
-dbm_store ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions int dbm_store(DBM *db, datum key, datum content, intstore_mode);
+dbm_store ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions int dbm_store(DBM *db, datum key, datum content, int store_mode);
difftime time.h difftime - compute the difference between two calendar time values double difftime(time_t time1, time_t time0);
dirfd dirent.h dirfd - extract the file descriptor used by a DIR stream int dirfd(DIR *dirp);
dirname libgen.h XSI dirname - report the parent directory name of a file pathname char *dirname(char *path);
fabsl math.h fabs, fabsf, fabsl - absolute value function long double fabsl(long double x);
faccessat unistd.h access, faccessat - determine accessibility of a file relative to directory file descriptor int faccessat(int fd, const char *path, int amode, int flag);
fchdir unistd.h fchdir - change working directory int fchdir(int fildes);
-fchmod sys_stat.h fchmod - change mode of a file int fchmod(int fildes, mode_t mode);
-fchmodat sys_stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor int fchmodat(int fd, const char *path, mode_t mode, int flag);
+fchmod sys/stat.h fchmod - change mode of a file int fchmod(int fildes, mode_t mode);
+fchmodat sys/stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor int fchmodat(int fd, const char *path, mode_t mode, int flag);
fchown unistd.h fchown - change owner and group of a file int fchown(int fildes, uid_t owner, gid_t group);
-fchownat unistd.h chown, fchownat - change owner and group of a file relative to directory file descriptor int fchownat(int fd, const char *path, uid_t owner, gid_tgroup, int flag);
+fchownat unistd.h chown, fchownat - change owner and group of a file relative to directory file descriptor int fchownat(int fd, const char *path, uid_t owner, gid_t group, int flag);
fclose stdio.h fclose - close a stream int fclose(FILE *stream);
fcntl fcntl.h fcntl - file control int fcntl(int fildes, int cmd, ...);
fdatasync unistd.h SIO fdatasync - synchronize the data of a file (<b>REALTIME</b>) int fdatasync(int fildes);
fmod math.h fmod, fmodf, fmodl - floating-point remainder value function double fmod(double x, double y);
fmodf math.h fmod, fmodf, fmodl - floating-point remainder value function float fmodf(float x, float y);
fmodl math.h fmod, fmodf, fmodl - floating-point remainder value function long double fmodl(long double x, long double y);
-fmtmsg fmtmsg.h XSI fmtmsg - display a message in the specified format on standard error and/or a system console int fmtmsg(long classification, const char *label, int severity, const char *text, const char *action, const char*tag);
+fmtmsg fmtmsg.h XSI fmtmsg - display a message in the specified format on standard error and/or a system console int fmtmsg(long classification, const char *label, int severity, const char *text, const char *action, const char *tag);
fnmatch fnmatch.h fnmatch - match a filename or a pathname int fnmatch(const char *pattern, const char *string, int flags);
fopen stdio.h fopen - open a stream FILE *fopen(const char *restrict filename, const char *restrict mode);
fork unistd.h fork - create a new process pid_t fork(void);
fputws stdio.h wchar.h fputws - put a wide-character string on a stream int fputws(const wchar_t *restrict ws, FILE *restrict stream);
fread stdio.h fread - binary input size_t fread(void *restrict ptr, size_t size, size_t nitems, FILE *restrict stream);
free stdlib.h free - free allocated memory void free(void *ptr);
-freeaddrinfo sys_socket.h netdb.h freeaddrinfo, getaddrinfo - get address information void freeaddrinfo(struct addrinfo *ai);
+freeaddrinfo sys/socket.h netdb.h freeaddrinfo, getaddrinfo - get address information void freeaddrinfo(struct addrinfo *ai);
freelocale locale.h CX freelocale - free resources allocated for a locale object void freelocale(locale_t locobj);
freopen stdio.h freopen - open a stream FILE *freopen(const char *restrict filename, const char *restrict mode, FILE *restrict stream);
frexp math.h frexp, frexpf, frexpl - extract mantissa and exponent from a double precision number double frexp(double num, int *exp);
fseek stdio.h fseek, fseeko - reposition a file-position indicator in a stream int fseek(FILE *stream, long offset, int whence);
fseeko stdio.h CX fseek, fseeko - reposition a file-position indicator in a stream int fseeko(FILE *stream, off_t offset, int whence);
fsetpos stdio.h fsetpos - set current file position int fsetpos(FILE *stream, const fpos_t *pos);
-fstat sys_stat.h fstat - get file status int fstat(int fildes, struct stat *buf);
-fstatat sys_stat.h fstatat, lstat, stat - get file status int fstatat(int fd, const char *restrict path, struct stat *restrict buf, int flag);
-fstatvfs sys_statvfs.h fstatvfs, statvfs - get file system information int fstatvfs(int fildes, struct statvfs *buf);
+fstat sys/stat.h fstat - get file status int fstat(int fildes, struct stat *buf);
+fstatat sys/stat.h fstatat, lstat, stat - get file status int fstatat(int fd, const char *restrict path, struct stat *restrict buf, int flag);
+fstatvfs sys/statvfs.h fstatvfs, statvfs - get file system information int fstatvfs(int fildes, struct statvfs *buf);
fsync unistd.h FSC fsync - synchronize changes to a file int fsync(int fildes);
ftell stdio.h ftell, ftello - return a file offset in a stream long ftell(FILE *stream);
ftello stdio.h CX ftell, ftello - return a file offset in a stream off_t ftello(FILE *stream);
-ftok sys_ipc.h XSI ftok - generate an IPC key key_t ftok(const char *path, int id);
+ftok sys/ipc.h XSI ftok - generate an IPC key key_t ftok(const char *path, int id);
ftruncate unistd.h ftruncate - truncate a file to a specified length int ftruncate(int fildes, off_t length);
ftrylockfile stdio.h CX flockfile, ftrylockfile, funlockfile - stdio locking functions int ftrylockfile(FILE *file);
-ftw ftw.h OB XSI ftw - traverse (walk) a file tree int ftw(const char *path, int (*fn)(const char *, const struct stat *ptr, int flag), intndirs);
+ftw ftw.h OB XSI ftw - traverse (walk) a file tree int ftw(const char *path, int (*fn)(const char *, const struct stat *ptr, int flag), int ndirs);
funlockfile stdio.h CX flockfile, ftrylockfile, funlockfile - stdio locking functions void funlockfile(FILE *file);
-futimens sys_stat.h sys_time.h futimens, utimensat, utimes - set file access and modification times int futimens(int fd, const struct timespec times[2]);
+futimens sys/stat.h sys/time.h futimens, utimensat, utimes - set file access and modification times int futimens(int fd, const struct timespec times[2]);
fwide stdio.h wchar.h fwide - set stream orientation int fwide(FILE *stream, int mode);
fwprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output int fwprintf(FILE *restrict stream, const wchar_t *restrict format, ...);
fwrite stdio.h fwrite - binary output size_t fwrite(const void *restrict ptr, size_t size, size_t nitems, FILE *restrict stream);
fwscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input int fwscanf(FILE *restrict stream, const wchar_t *restrict format, ...);
gai_strerror netdb.h gai_strerror - address and name information error description const char *gai_strerror(int ecode);
-getaddrinfo sys_socket.h netdb.h freeaddrinfo, getaddrinfo - get address information int getaddrinfo(const char *restrict nodename, const char *restrict servname, const struct addrinfo *restrict hints, struct addrinfo **restrict res);
+getaddrinfo sys/socket.h netdb.h freeaddrinfo, getaddrinfo - get address information int getaddrinfo(const char *restrict nodename, const char *restrict servname, const struct addrinfo *restrict hints, struct addrinfo **restrict res);
getc stdio.h getc - get a byte from a stream int getc(FILE *stream);
getc_unlocked stdio.h CX getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked - stdio with explicit client locking int getc_unlocked(FILE *stream);
getchar stdio.h getchar - get a byte from a .I stdin stream int getchar(void);
gethostent netdb.h endhostent, gethostent, sethostent - network host database functions struct hostent *gethostent(void);
gethostid unistd.h XSI gethostid - get an identifier for the current host long gethostid(void);
gethostname unistd.h gethostname - get name of current host int gethostname(char *name, size_t namelen);
-getitimer sys_time.h OB XSI getitimer, setitimer - get and set value of interval timer int getitimer(int which, struct itimerval *value);
+getitimer sys/time.h OB XSI getitimer, setitimer - get and set value of interval timer int getitimer(int which, struct itimerval *value);
getline stdio.h CX getdelim, getline - read a delimited record from .I stream ssize_t getline(char **restrict lineptr, size_t *restrict n, FILE *restrict stream);
getlogin unistd.h getlogin, getlogin_r - get login name char *getlogin(void);
getlogin_r unistd.h getlogin, getlogin_r - get login name int getlogin_r(char *name, size_t namesize);
-getnameinfo sys_socket.h netdb.h getnameinfo - get name information int getnameinfo(const struct sockaddr *restrict sa, socklen_t salen, char *restrict node, socklen_t nodelen, char *restrictservice, socklen_t servicelen, int flags);
+getnameinfo sys/socket.h netdb.h getnameinfo - get name information int getnameinfo(const struct sockaddr *restrict sa, socklen_t salen, char *restrict node, socklen_t nodelen, char *restrict service, socklen_t servicelen, int flags);
getnetbyaddr netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions struct netent *getnetbyaddr(uint32_t net, int type);
getnetbyname netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions struct netent *getnetbyname(const char *name);
getnetent netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions struct netent *getnetent(void);
getopt unistd.h getopt, optarg, opterr, optind, optopt - command option parsing int getopt(int argc, char * const argv[], const char *optstring);
-getpeername sys_socket.h getpeername - get the name of the peer socket int getpeername(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
+getpeername sys/socket.h getpeername - get the name of the peer socket int getpeername(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
getpgid unistd.h getpgid - get the process group ID for a process pid_t getpgid(pid_t pid);
getpgrp unistd.h getpgrp - get the process group ID of the calling process pid_t getpgrp(void);
getpid unistd.h getpid - get the process ID pid_t getpid(void);
getppid unistd.h getppid - get the parent process ID pid_t getppid(void);
-getpriority sys_resource.h XSI getpriority, setpriority - get and set the nice value int getpriority(int which, id_t who);
+getpriority sys/resource.h XSI getpriority, setpriority - get and set the nice value int getpriority(int which, id_t who);
getprotobyname netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions struct protoent *getprotobyname(const char *name);
getprotobynumber netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions struct protoent *getprotobynumber(int proto);
getprotoent netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions struct protoent *getprotoent(void);
getpwnam_r pwd.h getpwnam, getpwnam_r - search user database for a name int getpwnam_r(const char *name, struct passwd *pwd, char *buffer, size_t bufsize, struct passwd **result);
getpwuid pwd.h getpwuid, getpwuid_r - search user database for a user ID struct passwd *getpwuid(uid_t uid);
getpwuid_r pwd.h getpwuid, getpwuid_r - search user database for a user ID int getpwuid_r(uid_t uid, struct passwd *pwd, char *buffer, size_t bufsize, struct passwd **result);
-getrlimit sys_resource.h XSI getrlimit, setrlimit - control maximum resource consumption int getrlimit(int resource, struct rlimit *rlp);
-getrusage sys_resource.h XSI getrusage - get information about resource utilization int getrusage(int who, struct rusage *r_usage);
+getrlimit sys/resource.h XSI getrlimit, setrlimit - control maximum resource consumption int getrlimit(int resource, struct rlimit *rlp);
+getrusage sys/resource.h XSI getrusage - get information about resource utilization int getrusage(int who, struct rusage *r_usage);
gets stdio.h OB gets - get a string from a .I stdin stream char *gets(char *s);
getservbyname netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions struct servent *getservbyname(const char *name, const char *proto);
getservbyport netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions struct servent *getservbyport(int port, const char *proto);
getservent netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions struct servent *getservent(void);
getsid unistd.h getsid - get the process group ID of a session leader pid_t getsid(pid_t pid);
-getsockname sys_socket.h getsockname - get the socket name int getsockname(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
-getsockopt sys_socket.h getsockopt - get the socket options int getsockopt(int socket, int level, int option_name, void *restrict option_value, socklen_t *restrictoption_len);
+getsockname sys/socket.h getsockname - get the socket name int getsockname(int socket, struct sockaddr *restrict address, socklen_t *restrict address_len);
+getsockopt sys/socket.h getsockopt - get the socket options int getsockopt(int socket, int level, int option_name, void *restrict option_value, socklen_t *restrict option_len);
getsubopt stdlib.h getsubopt - parse suboption arguments from a string int getsubopt(char **optionp, char * const *keylistp, char **valuep);
-gettimeofday sys_time.h OB XSI gettimeofday - get the date and time int gettimeofday(struct timeval *restrict tp, void *restrict tzp);
+gettimeofday sys/time.h OB XSI gettimeofday - get the date and time int gettimeofday(struct timeval *restrict tp, void *restrict tzp);
getuid unistd.h getuid - get a real user ID uid_t getuid(void);
getutxent utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions struct utmpx *getutxent(void);
getutxid utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions struct utmpx *getutxid(const struct utmpx *id);
getutxline utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions struct utmpx *getutxline(const struct utmpx *line);
getwc stdio.h wchar.h getwc - get a wide character from a stream wint_t getwc(FILE *stream);
getwchar wchar.h getwchar - get a wide character from a .I stdin stream wint_t getwchar(void);
-glob glob.h glob, globfree - generate pathnames matching a pattern int glob(const char *restrict pattern, int flags, int(*errfunc)(const char *epath, inteerrno), glob_t *restrict pglob);
+glob glob.h glob, globfree - generate pathnames matching a pattern int glob(const char *restrict pattern, int flags, int(*errfunc)(const char *epath, int eerrno), glob_t *restrict pglob);
globfree glob.h glob, globfree - generate pathnames matching a pattern void globfree(glob_t *pglob);
gmtime time.h gmtime, gmtime_r - convert a time value to a broken-down UTC time struct tm *gmtime(const time_t *timer);
gmtime_r time.h CX gmtime, gmtime_r - convert a time value to a broken-down UTC time struct tm *gmtime_r(const time_t *restrict timer, struct tm *restrict result);
hcreate search.h XSI hcreate, hdestroy, hsearch - manage hash search table int hcreate(size_t nel);
hdestroy search.h XSI hcreate, hdestroy, hsearch - manage hash search table void hdestroy(void);
hsearch search.h XSI hcreate, hdestroy, hsearch - manage hash search table ENTRY *hsearch(ENTRY item, ACTION action);
-htonl arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint32_t htonl(uint32_t hostlong);
-htons arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint16_t htons(uint16_t hostshort);
+htonl arpa/inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint32_t htonl(uint32_t hostlong);
+htons arpa/inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint16_t htons(uint16_t hostshort);
hypot math.h hypot, hypotf, hypotl - Euclidean distance function double hypot(double x, double y);
hypotf math.h hypot, hypotf, hypotl - Euclidean distance function float hypotf(float x, float y);
hypotl math.h hypot, hypotf, hypotl - Euclidean distance function long double hypotl(long double x, long double y);
iconv iconv.h iconv - codeset conversion function size_t iconv(iconv_t cd, char **restrict inbuf, size_t *restrict inbytesleft, char **restrict outbuf, size_t *restrict outbytesleft);
iconv_close iconv.h iconv_close - codeset conversion deallocation function int iconv_close(iconv_t cd);
iconv_open iconv.h iconv_open - codeset conversion allocation function iconv_t iconv_open(const char *tocode, const char *fromcode);
-if_freenameindex net_if.h if_freenameindex - free memory allocated by if_nameindex void if_freenameindex(struct if_nameindex *ptr);
-if_indextoname net_if.h if_indextoname - map a network interface index to its corresponding name char *if_indextoname(unsigned ifindex, char *ifname);
-if_nameindex net_if.h if_nameindex - return all network interface names and indexes
-if_nametoindex net_if.h if_nametoindex - map a network interface name to its corresponding index unsigned if_nametoindex(const char *ifname);
+if_freenameindex net/if.h if_freenameindex - free memory allocated by if_nameindex void if_freenameindex(struct if_nameindex *ptr);
+if_indextoname net/if.h if_indextoname - map a network interface index to its corresponding name char *if_indextoname(unsigned ifindex, char *ifname);
+if_nameindex net/if.h if_nameindex - return all network interface names and indexes struct if_nameindex *if_nameindex(void);
+if_nametoindex net/if.h if_nametoindex - map a network interface name to its corresponding index unsigned if_nametoindex(const char *ifname);
ilogb math.h ilogb, ilogbf, ilogbl - return an unbiased exponent int ilogb(double x);
ilogbf math.h ilogb, ilogbf, ilogbl - return an unbiased exponent int ilogbf(float x);
ilogbl math.h ilogb, ilogbf, ilogbl - return an unbiased exponent int ilogbl(long double x);
imaxabs inttypes.h imaxabs - return absolute value intmax_t imaxabs(intmax_t j);
imaxdiv inttypes.h imaxdiv - return quotient and remainder imaxdiv_t imaxdiv(intmax_t numer, intmax_t denom);
-inet_addr arpa_inet.h inet_addr, inet_ntoa - IPv4 address manipulation in_addr_t inet_addr(const char *cp);
-inet_ntoa arpa_inet.h inet_addr, inet_ntoa - IPv4 address manipulation char *inet_ntoa(struct in_addr in);
-inet_ntop arpa_inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form const char *inet_ntop(int af, const void *restrict src, char *restrict dst, socklen_t size);
-inet_pton arpa_inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form int inet_pton(int af, const char *restrict src, void *restrict dst);
+inet_addr arpa/inet.h inet_addr, inet_ntoa - IPv4 address manipulation in_addr_t inet_addr(const char *cp);
+inet_ntoa arpa/inet.h inet_addr, inet_ntoa - IPv4 address manipulation char *inet_ntoa(struct in_addr in);
+inet_ntop arpa/inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form const char *inet_ntop(int af, const void *restrict src, char *restrict dst, socklen_t size);
+inet_pton arpa/inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form int inet_pton(int af, const char *restrict src, void *restrict dst);
initstate stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions char *initstate(unsigned seed, char *state, size_t size);
insque search.h XSI insque, remque - insert or remove an element in a queue void insque(void *element, void *pred);
isalnum ctype.h isalnum, isalnum_l - test for an alphanumeric character int isalnum(int c);
lgammaf math.h lgamma, lgammaf, lgammal, signgam - log gamma function float lgammaf(float x);
lgammal math.h lgamma, lgammaf, lgammal, signgam - log gamma function long double lgammal(long double x);
link unistd.h link, linkat - link one file to another file relative to two directory file descriptors int link(const char *path1, const char *path2);
-linkat unistd.h link, linkat - link one file to another file relative to two directory file descriptors int linkat(int fd1, const char *path1, int fd2, const char*path2, int flag);
+linkat unistd.h link, linkat - link one file to another file relative to two directory file descriptors int linkat(int fd1, const char *path1, int fd2, const char *path2, int flag);
lio_listio aio.h lio_listio - list directed I/O int lio_listio(int mode, struct aiocb *restrict const list[restrict], int nent, struct sigevent *restrict sig);
-listen sys_socket.h listen - listen for socket connections and limit the queue of incoming connections int listen(int socket, int backlog);
+listen sys/socket.h listen - listen for socket connections and limit the queue of incoming connections int listen(int socket, int backlog);
llabs stdlib.h labs, llabs - return a long integer absolute value long long llabs(long long i);
lldiv stdlib.h ldiv, lldiv - compute quotient and remainder of a long division lldiv_t lldiv(long long numer, long long denom);
llrint math.h llrint, llrintf, llrintl - round to the nearest integer value using current rounding direction long long llrint(double x);
lround math.h lround, lroundf, lroundl - round to nearest integer value long lround(double x);
lroundf math.h lround, lroundf, lroundl - round to nearest integer value long lroundf(float x);
lroundl math.h lround, lroundf, lroundl - round to nearest integer value long lroundl(long double x);
-lsearch search.h XSI lsearch, lfind - linear search and update void *lsearch(const void *key, void *base, size_t *nelp, size_twidth, int (*compar)(const void *, const void *));
+lsearch search.h XSI lsearch, lfind - linear search and update void *lsearch(const void *key, void *base, size_t *nelp, size_t width, int (*compar)(const void *, const void *));
lseek unistd.h lseek - move the read/write file offset off_t lseek(int fildes, off_t offset, int whence);
-lstat sys_stat.h fstatat, lstat, stat - get file status int lstat(const char *restrict path, struct stat *restrict buf);
+lstat sys/stat.h fstatat, lstat, stat - get file status int lstat(const char *restrict path, struct stat *restrict buf);
malloc stdlib.h malloc - a memory allocator void *malloc(size_t size);
mblen stdlib.h mblen - get number of bytes in a character int mblen(const char *s, size_t n);
mbrlen wchar.h mbrlen - get number of bytes in a character (restartable) size_t mbrlen(const char *restrict s, size_t n, mbstate_t *restrict ps);
mbrtowc wchar.h mbrtowc - convert a character to a wide-character code (restartable) size_t mbrtowc(wchar_t *restrict pwc, const char *restrict s, size_t n, mbstate_t *restrict ps);
mbsinit wchar.h mbsinit - determine conversion object status int mbsinit(const mbstate_t *ps);
-mbsnrtowcs wchar.h CX mbsnrtowcs, mbsrtowcs - convert a character string to a wide-character string (restartable) size_t mbsnrtowcs(wchar_t *restrict dst, const char **restrictsrc, size_t nmc, size_t len, mbstate_t *restrictps);
+mbsnrtowcs wchar.h CX mbsnrtowcs, mbsrtowcs - convert a character string to a wide-character string (restartable) size_t mbsnrtowcs(wchar_t *restrict dst, const char **restrict src, size_t nmc, size_t len, mbstate_t *restrict ps);
mbsrtowcs wchar.h mbsnrtowcs, mbsrtowcs - convert a character string to a wide-character string (restartable) size_t mbsrtowcs(wchar_t *restrict dst, const char **restrict src, size_t len, mbstate_t *restrict ps);
mbstowcs stdlib.h mbstowcs - convert a character string to a wide-character string size_t mbstowcs(wchar_t *restrict pwcs, const char *restrict s, size_t n);
mbtowc stdlib.h mbtowc - convert a character to a wide-character code int mbtowc(wchar_t *restrict pwc, const char *restrict s, size_t n);
memcpy string.h memcpy - copy bytes in memory void *memcpy(void *restrict s1, const void *restrict s2, size_t n);
memmove string.h memmove - copy bytes in memory with overlapping areas void *memmove(void *s1, const void *s2, size_t n);
memset string.h memset - set bytes in memory void *memset(void *s, int c, size_t n);
-mkdir sys_stat.h mkdir, mkdirat - make a directory relative to directory file descriptor int mkdir(const char *path, mode_t mode);
-mkdirat sys_stat.h mkdir, mkdirat - make a directory relative to directory file descriptor int mkdirat(int fd, const char *path, mode_t mode);
+mkdir sys/stat.h mkdir, mkdirat - make a directory relative to directory file descriptor int mkdir(const char *path, mode_t mode);
+mkdirat sys/stat.h mkdir, mkdirat - make a directory relative to directory file descriptor int mkdirat(int fd, const char *path, mode_t mode);
mkdtemp stdlib.h CX mkdtemp, mkstemp - create a unique directory or file char *mkdtemp(char *template);
-mkfifo sys_stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor int mkfifo(const char *path, mode_t mode);
-mkfifoat sys_stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor int mkfifoat(int fd, const char *path, mode_t mode);
-mknod sys_stat.h XSI mknod, mknodat - make directory, special file, or regular file int mknod(const char *path, mode_t mode, dev_t dev);
-mknodat sys_stat.h XSI mknod, mknodat - make directory, special file, or regular file int mknodat(int fd, const char *path, mode_t mode, dev_t dev);
+mkfifo sys/stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor int mkfifo(const char *path, mode_t mode);
+mkfifoat sys/stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor int mkfifoat(int fd, const char *path, mode_t mode);
+mknod sys/stat.h XSI mknod, mknodat - make directory, special file, or regular file int mknod(const char *path, mode_t mode, dev_t dev);
+mknodat sys/stat.h XSI mknod, mknodat - make directory, special file, or regular file int mknodat(int fd, const char *path, mode_t mode, dev_t dev);
mkstemp stdlib.h CX mkdtemp, mkstemp - create a unique directory or file int mkstemp(char *template);
mktime time.h mktime - convert broken-down time into time since the Epoch time_t mktime(struct tm *timeptr);
-mlock sys_mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>) int mlock(const void *addr, size_t len);
-mlockall sys_mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>) int mlockall(int flags);
-mmap sys_mman.h mmap - map pages of memory void *mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off);
+mlock sys/mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>) int mlock(const void *addr, size_t len);
+mlockall sys/mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>) int mlockall(int flags);
+mmap sys/mman.h mmap - map pages of memory void *mmap(void *addr, size_t len, int prot, int flags, int fildes, off_t off);
modf math.h modf, modff, modfl - decompose a floating-point number double modf(double x, double *iptr);
modff math.h modf, modff, modfl - decompose a floating-point number float modff(float value, float *iptr);
modfl math.h modf, modff, modfl - decompose a floating-point number long double modfl(long double value, long double *iptr);
-mprotect sys_mman.h mprotect - set protection of memory mapping int mprotect(void *addr, size_t len, int prot);
+mprotect sys/mman.h mprotect - set protection of memory mapping int mprotect(void *addr, size_t len, int prot);
mq_close mqueue.h MSG mq_close - close a message queue (<b>REALTIME</b>) int mq_close(mqd_t mqdes);
mq_getattr mqueue.h MSG mq_getattr - get message queue attributes (<b>REALTIME</b>) int mq_getattr(mqd_t mqdes, struct mq_attr *mqstat);
mq_notify mqueue.h MSG mq_notify - notify process that a message is available (<b>REALTIME</b>) int mq_notify(mqd_t mqdes, const struct sigevent *notification);
mq_timedsend mqueue.h mqueue.h time.h MSG mq_send, mq_timedsend - send a message to a message queue (<b>REALTIME</b>) int mq_timedsend(mqd_t mqdes, const char *msg_ptr, size_t msg_len, unsigned msg_prio, const struct timespec *abstime);
mq_unlink mqueue.h MSG mq_unlink - remove a message queue (<b>REALTIME</b>) int mq_unlink(const char *name);
mrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers long mrand48(void);
-msgctl sys_msg.h XSI msgctl - XSI message control operations int msgctl(int msqid, int cmd, struct msqid_ds *buf);
-msgget sys_msg.h XSI msgget - get the XSI message queue identifier int msgget(key_t key, int msgflg);
-msgrcv sys_msg.h XSI msgrcv - XSI message receive operation ssize_t msgrcv(int msqid, void *msgp, size_t msgsz, longmsgtyp, int msgflg);
-msgsnd sys_msg.h XSI msgsnd - XSI message send operation int msgsnd(int msqid, const void *msgp, size_t msgsz, int msgflg);
-msync sys_mman.h XSI msync - synchronize memory with physical storage int msync(void *addr, size_t len, int flags);
-munlock sys_mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>) int munlock(const void *addr, size_t len);
-munlockall sys_mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>) int munlockall(void);
-munmap sys_mman.h munmap - unmap pages of memory int munmap(void *addr, size_t len);
+msgctl sys/msg.h XSI msgctl - XSI message control operations int msgctl(int msqid, int cmd, struct msqid_ds *buf);
+msgget sys/msg.h XSI msgget - get the XSI message queue identifier int msgget(key_t key, int msgflg);
+msgrcv sys/msg.h XSI msgrcv - XSI message receive operation ssize_t msgrcv(int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg);
+msgsnd sys/msg.h XSI msgsnd - XSI message send operation int msgsnd(int msqid, const void *msgp, size_t msgsz, int msgflg);
+msync sys/mman.h XSI msync - synchronize memory with physical storage int msync(void *addr, size_t len, int flags);
+munlock sys/mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>) int munlock(const void *addr, size_t len);
+munlockall sys/mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>) int munlockall(void);
+munmap sys/mman.h munmap - unmap pages of memory int munmap(void *addr, size_t len);
nan math.h nan, nanf, nanl - return quiet NaN double nan(const char *tagp);
nanf math.h nan, nanf, nanl - return quiet NaN float nanf(const char *tagp);
nanl math.h nan, nanf, nanl - return quiet NaN long double nanl(const char *tagp);
nexttoward math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number double nexttoward(double x, long double y);
nexttowardf math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number float nexttowardf(float x, long double y);
nexttowardl math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number long double nexttowardl(long double x, long double y);
-nftw ftw.h XSI nftw - walk a file tree int nftw(const char *path, int (*fn)(const char *, const struct stat *, int, struct FTW *), int fd_limit, intflags);
+nftw ftw.h XSI nftw - walk a file tree int nftw(const char *path, int (*fn)(const char *, const struct stat *, int, struct FTW *), int fd_limit, int flags);
nice unistd.h XSI nice - change the nice value of a process int nice(int incr);
nl_langinfo langinfo.h nl_langinfo, nl_langinfo_l - language information char *nl_langinfo(nl_item item);
nl_langinfo_l langinfo.h nl_langinfo, nl_langinfo_l - language information char *nl_langinfo_l(nl_item item, locale_t locale);
nrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers long nrand48(unsigned short xsubi[3]);
-ntohl arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint32_t ntohl(uint32_t netlong);
-ntohs arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint16_t ntohs(uint16_t netshort);
+ntohl arpa/inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint32_t ntohl(uint32_t netlong);
+ntohs arpa/inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order uint16_t ntohs(uint16_t netshort);
open sys/stat.h fcntl.h OH open, openat - open file relative to directory file descriptor int open(const char *path, int oflag, ...);
open_memstream stdio.h wchar.h CX open_memstream, open_wmemstream - open a dynamic memory buffer stream FILE *open_memstream(char **bufp, size_t *sizep);
open_wmemstream stdio.h wchar.h CX open_memstream, open_wmemstream - open a dynamic memory buffer stream FILE *open_wmemstream(wchar_t **bufp, size_t *sizep);
openat sys/stat.h fcntl.h OH open, openat - open file relative to directory file descriptor int openat(int fd, const char *path, int oflag, ...);
-opendir dirent.h fdopendir, opendir - open directory associated with file descriptor DIR *fdopendir(int fd);
+opendir dirent.h fdopendir, opendir - open directory associated with file descriptor DIR *opendir(const char *dirname);
openlog syslog.h XSI closelog, openlog, setlogmask, syslog - control system log void openlog(const char *ident, int logopt, int facility);
optarg unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
opterr unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
optind unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
optopt unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
-pathconf unistd.h fpathconf, pathconf - get configurable pathname variables long fpathconf(int fildes, int name);
+pathconf unistd.h fpathconf, pathconf - get configurable pathname variables long pathconf(const char *path, int name);
pause unistd.h pause - suspend the thread until a signal is received int pause(void);
pclose stdio.h CX pclose - close a pipe stream to or from a process int pclose(FILE *stream);
perror stdio.h perror - write error messages to standard error void perror(const char *s);
popen stdio.h CX popen - initiate pipe streams to or from a process FILE *popen(const char *command, const char *mode);
posix_fadvise fcntl.h ADV posix_fadvise - file advisory information (<b>ADVANCED REALTIME</b>) int posix_fadvise(int fd, off_t offset, off_t len, int advice);
posix_fallocate fcntl.h ADV posix_fallocate - file space control (<b>ADVANCED REALTIME</b>) int posix_fallocate(int fd, off_t offset, off_t len);
-posix_madvise sys_mman.h ADV posix_madvise - memory advisory information and alignment control (<b>ADVANCED REALTIME</b>) int posix_madvise(void *addr, size_t len, int advice);
-posix_mem_offset sys_mman.h TYM posix_mem_offset - find offset and length of a mapped typed memory block (<b>ADVANCED REALTIME</b>) int posix_mem_offset(const void *restrict addr, size_t len, off_t *restrict off, size_t *restrict contig_len, int *restrict fildes);
+posix_madvise sys/mman.h ADV posix_madvise - memory advisory information and alignment control (<b>ADVANCED REALTIME</b>) int posix_madvise(void *addr, size_t len, int advice);
+posix_mem_offset sys/mman.h TYM posix_mem_offset - find offset and length of a mapped typed memory block (<b>ADVANCED REALTIME</b>) int posix_mem_offset(const void *restrict addr, size_t len, off_t *restrict off, size_t *restrict contig_len, int *restrict fildes);
posix_memalign stdlib.h ADV posix_memalign - aligned memory allocation (<b>ADVANCED REALTIME</b>) int posix_memalign(void **memptr, size_t alignment, size_t size);
posix_openpt stdlib.h fcntl.h XSI posix_openpt - open a pseudo-terminal device int posix_openpt(int oflag);
posix_spawn spawn.h SPN posix_spawn, posix_spawnp - spawn a process (<b>ADVANCED REALTIME</b>) int posix_spawn(pid_t *restrict pid, const char *restrict path, const posix_spawn_file_actions_t *file_actions, const posix_spawnattr_t *restrict attrp, char *const argv[restrict], char *const envp[restrict]);
posix_spawn_file_actions_addclose spawn.h SPN posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen - add close or open action to spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *file_actions, int fildes);
posix_spawn_file_actions_adddup2 spawn.h SPN posix_spawn_file_actions_adddup2 - add dup2 action to spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *file_actions, int fildes, int newfildes);
-posix_spawn_file_actions_addopen spawn.h SPN posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen - add close or open action to spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t *restrict file_actions, int fildes, const char *restrict path, int oflag, mode_tmode);
+posix_spawn_file_actions_addopen spawn.h SPN posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen - add close or open action to spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t *restrict file_actions, int fildes, const char *restrict path, int oflag, mode_t mode);
posix_spawn_file_actions_destroy spawn.h SPN posix_spawn_file_actions_destroy, posix_spawn_file_actions_init - destroy and initialize spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_destroy(posix_spawn_file_actions_t *file_actions);
posix_spawn_file_actions_init spawn.h SPN posix_spawn_file_actions_destroy, posix_spawn_file_actions_init - destroy and initialize spawn file actions object (<b>ADVANCED REALTIME</b>) int posix_spawn_file_actions_init(posix_spawn_file_actions_t *file_actions);
posix_spawnattr_destroy spawn.h SPN posix_spawnattr_destroy, posix_spawnattr_init - destroy and initialize spawn attributes object (<b>ADVANCED REALTIME</b>) int posix_spawnattr_destroy(posix_spawnattr_t *attr);
posix_spawnattr_setsigdefault signal.h spawn.h SPN posix_spawnattr_getsigdefault, posix_spawnattr_setsigdefault - get and set the spawn-sigdefault attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>) int posix_spawnattr_setsigdefault(posix_spawnattr_t *restrict attr, const sigset_t *restrict sigdefault);
posix_spawnattr_setsigmask signal.h spawn.h SPN posix_spawnattr_getsigmask, posix_spawnattr_setsigmask - get and set the spawn-sigmask attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>) int posix_spawnattr_setsigmask(posix_spawnattr_t *restrict attr, const sigset_t *restrict sigmask);
posix_spawnp spawn.h SPN posix_spawn, posix_spawnp - spawn a process (<b>ADVANCED REALTIME</b>) int posix_spawnp(pid_t *restrict pid, const char *restrict file, const posix_spawn_file_actions_t *file_actions, const posix_spawnattr_t *restrict attrp, char *const argv[restrict], char *const envp[restrict]);
-posix_typed_mem_get_info sys_mman.h TYM posix_typed_mem_get_info - query typed memory information (<b>ADVANCED REALTIME</b>) int posix_typed_mem_get_info(int fildes, struct posix_typed_mem_info *info);
-posix_typed_mem_open sys_mman.h TYM posix_typed_mem_open - open a typed memory object (<b>ADVANCED REALTIME</b>) int posix_typed_mem_open(const char *name, int oflag, int tflag);
+posix_typed_mem_get_info sys/mman.h TYM posix_typed_mem_get_info - query typed memory information (<b>ADVANCED REALTIME</b>) int posix_typed_mem_get_info(int fildes, struct posix_typed_mem_info *info);
+posix_typed_mem_open sys/mman.h TYM posix_typed_mem_open - open a typed memory object (<b>ADVANCED REALTIME</b>) int posix_typed_mem_open(const char *name, int oflag, int tflag);
pow math.h pow, powf, powl - power function double pow(double x, double y);
powf math.h pow, powf, powl - power function float powf(float x, float y);
powl math.h pow, powf, powl - power function long double powl(long double x, long double y);
-pread unistd.h pread, read - read from a file ssize_t pread(int fildes, void *buf, size_t nbyte, off_toffset);
-printf stdio.h dprintf, fprintf, printf, snprintf, sprintf - print formatted output int dprintf(int fildes, const char *restrict format, ...);
-pselect sys_select.h pselect, select - synchronous I/O multiplexing int pselect(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict errorfds, const struct timespec *restrict timeout, const sigset_t *restrict sigmask);
+pread unistd.h pread, read - read from a file ssize_t pread(int fildes, void *buf, size_t nbyte, off_t offset);
+printf stdio.h dprintf, fprintf, printf, snprintf, sprintf - print formatted output int printf(const char *restrict format, ...);
+pselect sys/select.h pselect, select - synchronous I/O multiplexing int pselect(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict errorfds, const struct timespec *restrict timeout, const sigset_t *restrict sigmask);
psiginfo signal.h CX psiginfo, psignal - print signal information to standard error void psiginfo(const siginfo_t *pinfo, const char *message);
psignal signal.h CX psiginfo, psignal - print signal information to standard error void psignal(int signum, const char *message);
pthread_atfork pthread.h pthread_atfork - register fork handlers int pthread_atfork(void (*prepare)(void), void (*parent)(void), void (*child)(void));
pthread_attr_setstack pthread.h TSA TSS pthread_attr_getstack, pthread_attr_setstack - get and set stack attributes int pthread_attr_setstack(pthread_attr_t *attr, void *stackaddr, size_t stacksize);
pthread_attr_setstacksize pthread.h TSS pthread_attr_getstacksize, pthread_attr_setstacksize - get and set the stacksize attribute int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize);
pthread_barrier_destroy pthread.h pthread_barrier_destroy, pthread_barrier_init - destroy and initialize a barrier object int pthread_barrier_destroy(pthread_barrier_t *barrier);
-pthread_barrier_init pthread.h pthread_barrier_destroy, pthread_barrier_init - destroy and initialize a barrier object int pthread_barrier_init(pthread_barrier_t *restrict barrier, const pthread_barrierattr_t *restrict attr, unsignedcount);
+pthread_barrier_init pthread.h pthread_barrier_destroy, pthread_barrier_init - destroy and initialize a barrier object int pthread_barrier_init(pthread_barrier_t *restrict barrier, const pthread_barrierattr_t *restrict attr, unsigned count);
pthread_barrier_wait pthread.h pthread_barrier_wait - synchronize at a barrier int pthread_barrier_wait(pthread_barrier_t *barrier);
pthread_barrierattr_destroy pthread.h pthread_barrierattr_destroy, pthread_barrierattr_init - destroy and initialize the barrier attributes object int pthread_barrierattr_destroy(pthread_barrierattr_t *attr);
pthread_barrierattr_getpshared pthread.h TSH pthread_barrierattr_getpshared, pthread_barrierattr_setpshared - get and set the process-shared attribute of the barrier attributes object int pthread_barrierattr_getpshared(const pthread_barrierattr_t *restrict attr, int *restrict pshared);
rand stdlib.h rand, rand_r, srand - pseudo-random number generator int rand(void);
rand_r stdlib.h OB CX rand, rand_r, srand - pseudo-random number generator int rand_r(unsigned *seed);
random stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions long random(void);
-read unistd.h pread, read - read from a file ssize_t pread(int fildes, void *buf, size_t nbyte, off_toffset);
+read unistd.h pread, read - read from a file ssize_t read(int fildes, void *buf, size_t nbyte);
readdir dirent.h readdir, readdir_r - read a directory struct dirent *readdir(DIR *dirp);
readdir_r dirent.h readdir, readdir_r - read a directory int readdir_r(DIR *restrict dirp, struct dirent *restrict entry, struct dirent **restrict result);
readlink unistd.h readlink, readlinkat - read the contents of a symbolic link relative to a directory file descriptor ssize_t readlink(const char *restrict path, char *restrict buf, size_t bufsize);
readlinkat unistd.h readlink, readlinkat - read the contents of a symbolic link relative to a directory file descriptor ssize_t readlinkat(int fd, const char *restrict path, char *restrict buf, size_t bufsize);
-readv sys_uio.h XSI readv - read a vector ssize_t readv(int fildes, const struct iovec *iov, int iovcnt);
+readv sys/uio.h XSI readv - read a vector ssize_t readv(int fildes, const struct iovec *iov, int iovcnt);
realloc stdlib.h realloc - memory reallocator void *realloc(void *ptr, size_t size);
realpath stdlib.h XSI realpath - resolve a pathname char *realpath(const char *restrict file_name, char *restrict resolved_name);
-recv sys_socket.h recv - receive a message from a connected socket ssize_t recv(int socket, void *buffer, size_t length, intflags);
-recvfrom sys_socket.h recvfrom - receive a message from a socket ssize_t recvfrom(int socket, void *restrict buffer, size_t length, int flags, struct sockaddr *restrict address, socklen_t *restrict address_len);
-recvmsg sys_socket.h recvmsg - receive a message from a socket ssize_t recvmsg(int socket, struct msghdr *message, int flags);
+recv sys/socket.h recv - receive a message from a connected socket ssize_t recv(int socket, void *buffer, size_t length, int flags);
+recvfrom sys/socket.h recvfrom - receive a message from a socket ssize_t recvfrom(int socket, void *restrict buffer, size_t length, int flags, struct sockaddr *restrict address, socklen_t *restrict address_len);
+recvmsg sys/socket.h recvmsg - receive a message from a socket ssize_t recvmsg(int socket, struct msghdr *message, int flags);
regcomp regex.h regcomp, regerror, regexec, regfree - regular expression matching int regcomp(regex_t *restrict preg, const char *restrict pattern, int cflags);
regerror regex.h regcomp, regerror, regexec, regfree - regular expression matching size_t regerror(int errcode, const regex_t *restrict preg, char *restrict errbuf, size_t errbuf_size);
-regexec regex.h regcomp, regerror, regexec, regfree - regular expression matching int regexec(const regex_t *restrict preg, const char *restrict string, size_t nmatch, regmatch_t pmatch[restrict], inteflags);
+regexec regex.h regcomp, regerror, regexec, regfree - regular expression matching int regexec(const regex_t *restrict preg, const char *restrict string, size_t nmatch, regmatch_t pmatch[restrict], int eflags);
regfree regex.h regcomp, regerror, regexec, regfree - regular expression matching void regfree(regex_t *preg);
remainder math.h remainder, remainderf, remainderl - remainder function double remainder(double x, double y);
remainderf math.h remainder, remainderf, remainderl - remainder function float remainderf(float x, float y);
remquof math.h remquo, remquof, remquol - remainder functions float remquof(float x, float y, int *quo);
remquol math.h remquo, remquof, remquol - remainder functions long double remquol(long double x, long double y, int *quo);
rename stdio.h CX rename, renameat - rename file relative to directory file descriptor int rename(const char *old, const char *new);
-renameat stdio.h CX rename, renameat - rename file relative to directory file descriptor int renameat(int oldfd, const char *old, intnewfd, const char *new);
+renameat stdio.h CX rename, renameat - rename file relative to directory file descriptor int renameat(int oldfd, const char *old, int newfd, const char *new);
rewind stdio.h rewind - reset the file position indicator in a stream void rewind(FILE *stream);
rewinddir dirent.h rewinddir - reset the position of a directory stream to the beginning of a directory void rewinddir(DIR *dirp);
rint math.h rint, rintf, rintl - round-to-nearest integral value double rint(double x);
scalbnf math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX float scalbnf(float x, int n);
scalbnl math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX long double scalbnl(long double x, int n);
scandir dirent.h alphasort, scandir - scan a directory int scandir(const char *dir, struct dirent ***namelist, int (*sel)(const struct dirent *), int (*compar)(const struct dirent **, const struct dirent **));
-scanf stdio.h fscanf, scanf, sscanf - convert formatted input int fscanf(FILE *restrict stream, const char *restrict format, ...);
+scanf stdio.h fscanf, scanf, sscanf - convert formatted input int scanf(const char *restrict format, ...);
sched_get_priority_max sched.h PS sched_get_priority_max, sched_get_priority_min - get priority limits (<b>REALTIME</b>) int sched_get_priority_max(int policy);
sched_get_priority_min sched.h PS sched_get_priority_max, sched_get_priority_min - get priority limits (<b>REALTIME</b>) int sched_get_priority_min(int policy);
sched_getparam sched.h PS sched_getparam - get scheduling parameters (<b>REALTIME</b>) int sched_getparam(pid_t pid, struct sched_param *param);
sched_yield sched.h sched_yield - yield the processor int sched_yield(void);
seed48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers unsigned short *seed48(unsigned short seed16v[3]);
seekdir dirent.h XSI seekdir - set the position of a directory stream void seekdir(DIR *dirp, long loc);
-select sys_select.h pselect, select - synchronous I/O multiplexing int pselect(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict errorfds, const struct timespec *restrict timeout, const sigset_t *restrict sigmask);
+select sys/select.h pselect, select - synchronous I/O multiplexing int select(int nfds, fd_set *restrict readfds, fd_set *restrict writefds, fd_set *restrict errorfds, struct timeval *restrict timeout);
sem_close semaphore.h sem_close - close a named semaphore int sem_close(sem_t *sem);
sem_destroy semaphore.h sem_destroy - destroy an unnamed semaphore int sem_destroy(sem_t *sem);
sem_getvalue semaphore.h sem_getvalue - get the value of a semaphore int sem_getvalue(sem_t *restrict sem, int *restrict sval);
sem_unlink semaphore.h sem_unlink - remove a named semaphore int sem_unlink(const char *name);
sem_wait semaphore.h sem_trywait, sem_wait - lock a semaphore int sem_wait(sem_t *sem);
semctl sys/sem.h XSI semctl - XSI semaphore control operations int semctl(int semid, int semnum, int cmd, ...);
-semget sys_sem.h XSI semget - get set of XSI semaphores int semget(key_t key, int nsems, int semflg);
-semop sys_sem.h XSI semop - XSI semaphore operations int semop(int semid, struct sembuf *sops, size_t nsops);
-send sys_socket.h send - send a message on a socket ssize_t send(int socket, const void *buffer, size_t length, intflags);
-sendmsg sys_socket.h sendmsg - send a message on a socket using a message structure ssize_t sendmsg(int socket, const struct msghdr *message, int flags);
-sendto sys_socket.h sendto - send a message on a socket ssize_t sendto(int socket, const void *message, size_t length, int flags, const struct sockaddr *dest_addr, socklen_t dest_len);
+semget sys/sem.h XSI semget - get set of XSI semaphores int semget(key_t key, int nsems, int semflg);
+semop sys/sem.h XSI semop - XSI semaphore operations int semop(int semid, struct sembuf *sops, size_t nsops);
+send sys/socket.h send - send a message on a socket ssize_t send(int socket, const void *buffer, size_t length, int flags);
+sendmsg sys/socket.h sendmsg - send a message on a socket using a message structure ssize_t sendmsg(int socket, const struct msghdr *message, int flags);
+sendto sys/socket.h sendto - send a message on a socket ssize_t sendto(int socket, const void *message, size_t length, int flags, const struct sockaddr *dest_addr, socklen_t dest_len);
setbuf stdio.h setbuf - assign buffering to a stream void setbuf(FILE *restrict stream, char *restrict buf);
setegid unistd.h setegid - set the effective group ID int setegid(gid_t gid);
setenv stdlib.h CX setenv - add or change environment variable int setenv(const char *envname, const char *envval, int overwrite);
setgid unistd.h setgid - set-group-ID int setgid(gid_t gid);
setgrent grp.h XSI endgrent, getgrent, setgrent - group database entry functions void setgrent(void);
sethostent netdb.h endhostent, gethostent, sethostent - network host database functions void sethostent(int stayopen);
-setitimer sys_time.h OB XSI getitimer, setitimer - get and set value of interval timer int setitimer(int which, const struct itimerval *restrict value, struct itimerval *restrict ovalue);
+setitimer sys/time.h OB XSI getitimer, setitimer - get and set value of interval timer int setitimer(int which, const struct itimerval *restrict value, struct itimerval *restrict ovalue);
setjmp setjmp.h setjmp - set jump point for a non-local goto int setjmp(jmp_buf env);
setkey stdlib.h XSI setkey - set encoding key (<b>CRYPT</b>) void setkey(const char *key);
setlocale locale.h setlocale - set program locale char *setlocale(int category, const char *locale);
setnetent netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions void setnetent(int stayopen);
setpgid unistd.h setpgid - set process group ID for job control int setpgid(pid_t pid, pid_t pgid);
setpgrp unistd.h OB XSI setpgrp - set the process group ID pid_t setpgrp(void);
-setpriority sys_resource.h XSI getpriority, setpriority - get and set the nice value int setpriority(int which, id_t who, int value);
+setpriority sys/resource.h XSI getpriority, setpriority - get and set the nice value int setpriority(int which, id_t who, int value);
setprotoent netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions void setprotoent(int stayopen);
setpwent pwd.h XSI endpwent, getpwent, setpwent - user database functions void setpwent(void);
setregid unistd.h XSI setregid - set real and effective group IDs int setregid(gid_t rgid, gid_t egid);
setreuid unistd.h XSI setreuid - set real and effective user IDs int setreuid(uid_t ruid, uid_t euid);
-setrlimit sys_resource.h XSI getrlimit, setrlimit - control maximum resource consumption int setrlimit(int resource, const struct rlimit *rlp);
+setrlimit sys/resource.h XSI getrlimit, setrlimit - control maximum resource consumption int setrlimit(int resource, const struct rlimit *rlp);
setservent netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions void setservent(int stayopen);
setsid unistd.h setsid - create session and set process group ID pid_t setsid(void);
-setsockopt sys_socket.h setsockopt - set the socket options int setsockopt(int socket, int level, int option_name, const void *option_value, socklen_t option_len);
+setsockopt sys/socket.h setsockopt - set the socket options int setsockopt(int socket, int level, int option_name, const void *option_value, socklen_t option_len);
setstate stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions char *setstate(char *state);
setuid unistd.h setuid - set user ID int setuid(uid_t uid);
setutxent utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions void setutxent(void);
setvbuf stdio.h setvbuf - assign buffering to a stream int setvbuf(FILE *restrict stream, char *restrict buf, int type, size_t size);
-shm_open sys_mman.h SHM shm_open - open a shared memory object (<b>REALTIME</b>) int shm_open(const char *name, int oflag, mode_t mode);
-shm_unlink sys_mman.h SHM shm_unlink - remove a shared memory object (<b>REALTIME</b>) int shm_unlink(const char *name);
-shmat sys_shm.h XSI shmat - XSI shared memory attach operation void *shmat(int shmid, const void *shmaddr, int shmflg);
-shmctl sys_shm.h XSI shmctl - XSI shared memory control operations int shmctl(int shmid, int cmd, struct shmid_ds *buf);
-shmdt sys_shm.h XSI shmdt - XSI shared memory detach operation int shmdt(const void *shmaddr);
-shmget sys_shm.h XSI shmget - get an XSI shared memory segment int shmget(key_t key, size_t size, int shmflg);
-shutdown sys_socket.h shutdown - shut down socket send and receive operations int shutdown(int socket, int how);
+shm_open sys/mman.h SHM shm_open - open a shared memory object (<b>REALTIME</b>) int shm_open(const char *name, int oflag, mode_t mode);
+shm_unlink sys/mman.h SHM shm_unlink - remove a shared memory object (<b>REALTIME</b>) int shm_unlink(const char *name);
+shmat sys/shm.h XSI shmat - XSI shared memory attach operation void *shmat(int shmid, const void *shmaddr, int shmflg);
+shmctl sys/shm.h XSI shmctl - XSI shared memory control operations int shmctl(int shmid, int cmd, struct shmid_ds *buf);
+shmdt sys/shm.h XSI shmdt - XSI shared memory detach operation int shmdt(const void *shmaddr);
+shmget sys/shm.h XSI shmget - get an XSI shared memory segment int shmget(key_t key, size_t size, int shmflg);
+shutdown sys/socket.h shutdown - shut down socket send and receive operations int shutdown(int socket, int how);
sigaction signal.h CX sigaction - examine and change a signal action int sigaction(int sig, const struct sigaction *restrict act, struct sigaction *restrict oact);
sigaddset signal.h CX sigaddset - add a signal to a signal set int sigaddset(sigset_t *set, int signo);
sigaltstack signal.h XSI sigaltstack - set and get signal alternate stack context int sigaltstack(const stack_t *restrict ss, stack_t *restrict oss);
sinl math.h sin, sinf, sinl - sine function long double sinl(long double x);
sleep unistd.h sleep - suspend execution for an interval of time unsigned sleep(unsigned seconds);
snprintf stdio.h dprintf, fprintf, printf, snprintf, sprintf - print formatted output int snprintf(char *restrict s, size_t n, const char *restrict format, ...);
-sockatmark sys_socket.h sockatmark - determine whether a socket is at the out-of-band mark int sockatmark(int s);
-socket sys_socket.h socket - create an endpoint for communication int socket(int domain, int type, int protocol);
-socketpair sys_socket.h socketpair - create a pair of connected sockets int socketpair(int domain, int type, int protocol, int socket_vector[2]);
+sockatmark sys/socket.h sockatmark - determine whether a socket is at the out-of-band mark int sockatmark(int s);
+socket sys/socket.h socket - create an endpoint for communication int socket(int domain, int type, int protocol);
+socketpair sys/socket.h socketpair - create a pair of connected sockets int socketpair(int domain, int type, int protocol, int socket_vector[2]);
sprintf stdio.h dprintf, fprintf, printf, snprintf, sprintf - print formatted output int sprintf(char *restrict s, const char *restrict format, ...);
sqrt math.h sqrt, sqrtf, sqrtl - square root function double sqrt(double x);
sqrtf math.h sqrt, sqrtf, sqrtl - square root function float sqrtf(float x);
srand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers void srand48(long seedval);
srandom stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions void srandom(unsigned seed);
sscanf stdio.h fscanf, scanf, sscanf - convert formatted input int sscanf(const char *restrict s, const char *restrict format, ...);
-stat sys_stat.h fstatat, lstat, stat - get file status int lstat(const char *restrict path, struct stat *restrict buf);
-statvfs sys_statvfs.h fstatvfs, statvfs - get file system information int fstatvfs(int fildes, struct statvfs *buf);
+stat sys/stat.h fstatat, lstat, stat - get file status int stat(const char *restrict path, struct stat *restrict buf);
+statvfs sys/statvfs.h fstatvfs, statvfs - get file system information int statvfs(const char *restrict path, struct statvfs *restrict buf);
stderr stdio.h stderr, stdin, stdout - standard I/O streams
stdin stdio.h stderr, stdin, stdout - standard I/O streams
stdout stdio.h stderr, stdin, stdout - standard I/O streams
stpcpy string.h CX stpcpy, strcpy - copy a string and return a pointer to the end of the result char *stpcpy(char *restrict s1, const char *restrict s2);
-stpncpy string.h CX stpncpy, strncpy - copy fixed length string, returning a pointer to the array end char *stpncpy(char *restrict s1, const char *restrict s2, size_tn);
+stpncpy string.h CX stpncpy, strncpy - copy fixed length string, returning a pointer to the array end char *stpncpy(char *restrict s1, const char *restrict s2, size_t n);
strcasecmp strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons int strcasecmp(const char *s1, const char *s2);
strcasecmp_l strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons int strcasecmp_l(const char *s1, const char *s2, locale_t locale);
strcat string.h strcat - concatenate two strings char *strcat(char *restrict s1, const char *restrict s2);
strerror_r string.h CX strerror, strerror_l, strerror_r - get error message string int strerror_r(int errnum, char *strerrbuf, size_t buflen);
strfmon monetary.h strfmon, strfmon_l - convert monetary value to a string ssize_t strfmon(char *restrict s, size_t maxsize, const char *restrict format, ...);
strfmon_l monetary.h strfmon, strfmon_l - convert monetary value to a string ssize_t strfmon_l(char *restrict s, size_t maxsize, locale_t locale, const char *restrict format, ...);
-strftime time.h strftime, strftime_l - convert date and time to a string size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restricttimeptr);
-strftime_l time.h CX strftime, strftime_l - convert date and time to a string size_t strftime_l(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restricttimeptr, locale_t locale);
+strftime time.h strftime, strftime_l - convert date and time to a string size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr);
+strftime_l time.h CX strftime, strftime_l - convert date and time to a string size_t strftime_l(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr, locale_t locale);
strlen string.h strlen, strnlen - get length of fixed size string size_t strlen(const char *s);
strncasecmp strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons int strncasecmp(const char *s1, const char *s2, size_t n);
strncasecmp_l strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons int strncasecmp_l(const char *s1, const char *s2, size_t n, locale_t locale);
timer_getoverrun time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers int timer_getoverrun(timer_t timerid);
timer_gettime time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers int timer_gettime(timer_t timerid, struct itimerspec *value);
timer_settime time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers int timer_settime(timer_t timerid, int flags, const struct itimerspec *restrict value, struct itimerspec *restrict ovalue);
-times sys_times.h times - get process and waited-for child process times clock_t times(struct tms *buffer);
+times sys/times.h times - get process and waited-for child process times clock_t times(struct tms *buffer);
timezone time.h XSI daylight, timezone, tzname, tzset - set timezone conversion information
tmpfile stdio.h tmpfile - create a temporary file FILE *tmpfile(void);
tmpnam stdio.h OB tmpnam - create a name for a temporary file char *tmpnam(char *s);
tzname time.h CX daylight, timezone, tzname, tzset - set timezone conversion information
tzset time.h CX daylight, timezone, tzname, tzset - set timezone conversion information void tzset(void);
ulimit ulimit.h OB XSI ulimit - get and set process limits long ulimit(int cmd, ...);
-umask sys_stat.h umask - set and get the file mode creation mask mode_t umask(mode_t cmask);
-uname sys_utsname.h uname - get the name of the current system int uname(struct utsname *name);
+umask sys/stat.h umask - set and get the file mode creation mask mode_t umask(mode_t cmask);
+uname sys/utsname.h uname - get the name of the current system int uname(struct utsname *name);
ungetc stdio.h ungetc - push byte back into input stream int ungetc(int c, FILE *stream);
ungetwc stdio.h wchar.h ungetwc - push wide-character code back into the input stream wint_t ungetwc(wint_t wc, FILE *stream);
unlink unistd.h unlink, unlinkat - remove a directory entry relative to directory file descriptor int unlink(const char *path);
unsetenv stdlib.h CX unsetenv - remove an environment variable int unsetenv(const char *name);
uselocale locale.h CX uselocale - use locale in current thread locale_t uselocale(locale_t newloc);
utime utime.h OB utime - set file access and modification times int utime(const char *path, const struct utimbuf *times);
-utimensat sys_stat.h sys_time.h futimens, utimensat, utimes - set file access and modification times int utimensat(int fd, const char *path, const struct timespec times[2], int flag);
-utimes sys_stat.h sys_time.h XSI futimens, utimensat, utimes - set file access and modification times int utimes(const char *path, const struct timeval times[2]);
+utimensat sys/stat.h sys/time.h futimens, utimensat, utimes - set file access and modification times int utimensat(int fd, const char *path, const struct timespec times[2], int flag);
+utimes sys/stat.h sys/time.h XSI futimens, utimensat, utimes - set file access and modification times int utimes(const char *path, const struct timeval times[2]);
va_arg stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list type va_arg(va_list ap, type);
va_copy stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list void va_copy(va_list dest, va_list src);
va_end stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list void va_end(va_list ap);
va_start stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list void va_start(va_list ap, argN);
-vdprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list int vdprintf(int fildes, const char *restrict format, va_listap);
+vdprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list int vdprintf(int fildes, const char *restrict format, va_list ap);
vfprintf stdarg.h stdio.h vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list int vfprintf(FILE *restrict stream, const char *restrict format, va_list ap);
vfscanf stdarg.h stdio.h vfscanf, vscanf, vsscanf - format input of a stdarg argument list int vfscanf(FILE *restrict stream, const char *restrict format, va_list arg);
vfwprintf stdarg.h stdio.h wchar.h vfwprintf, vswprintf, vwprintf - wide-character formatted output of a stdarg argument list int vfwprintf(FILE *restrict stream, const wchar_t *restrict format, va_list arg);
vswscanf stdarg.h stdio.h wchar.h vfwscanf, vswscanf, vwscanf - wide-character formatted input of a stdarg argument list int vswscanf(const wchar_t *restrict ws, const wchar_t *restrict format, va_list arg);
vwprintf stdarg.h stdio.h wchar.h vfwprintf, vswprintf, vwprintf - wide-character formatted output of a stdarg argument list int vwprintf(const wchar_t *restrict format, va_list arg);
vwscanf stdarg.h stdio.h wchar.h vfwscanf, vswscanf, vwscanf - wide-character formatted input of a stdarg argument list int vwscanf(const wchar_t *restrict format, va_list arg);
-wait sys_wait.h wait, waitpid - wait for a child process to stop or terminate pid_t wait(int *stat_loc);
-waitid sys_wait.h waitid - wait for a child process to change state int waitid(idtype_t idtype, id_t id, siginfo_t *infop, intoptions);
-waitpid sys_wait.h wait, waitpid - wait for a child process to stop or terminate pid_t waitpid(pid_t pid, int *stat_loc, int options);
+wait sys/wait.h wait, waitpid - wait for a child process to stop or terminate pid_t wait(int *stat_loc);
+waitid sys/wait.h waitid - wait for a child process to change state int waitid(idtype_t idtype, id_t id, siginfo_t *infop, int options);
+waitpid sys/wait.h wait, waitpid - wait for a child process to stop or terminate pid_t waitpid(pid_t pid, int *stat_loc, int options);
wcpcpy wchar.h CX wcpcpy, wcscpy - copy a wide-character string, returning a pointer to its end wchar_t *wcpcpy(wchar_t *restrict ws1, const wchar_t *restrict ws2);
-wcpncpy wchar.h CX wcpncpy, wcsncpy - copy a fixed-size wide-character string, returning a pointer to its end wchar_t *wcpncpy(wchar_t restrict *ws1, const wchar_t *restrictws2, size_t n);
+wcpncpy wchar.h CX wcpncpy, wcsncpy - copy a fixed-size wide-character string, returning a pointer to its end wchar_t *wcpncpy(wchar_t restrict *ws1, const wchar_t *restrict ws2, size_t n);
wcrtomb stdio.h wcrtomb - convert a wide-character code to a character (restartable) size_t wcrtomb(char *restrict s, wchar_t wc, mbstate_t *restrict ps);
wcscasecmp wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison int wcscasecmp(const wchar_t *ws1, const wchar_t *ws2);
wcscasecmp_l wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison int wcscasecmp_l(const wchar_t *ws1, const wchar_t *ws2, locale_t locale);
wcscpy wchar.h wcpcpy, wcscpy - copy a wide-character string, returning a pointer to its end wchar_t *wcscpy(wchar_t *restrict ws1, const wchar_t *restrict ws2);
wcscspn wchar.h wcscspn - get the length of a complementary wide substring size_t wcscspn(const wchar_t *ws1, const wchar_t *ws2);
wcsdup wchar.h CX wcsdup - duplicate a wide-character string wchar_t *wcsdup(const wchar_t *string);
-wcsftime wchar.h wcsftime - convert date and time to a wide-character string size_t wcsftime(wchar_t *restrict wcs, size_t maxsize, const wchar_t *restrict format, const struct tm *restricttimeptr);
+wcsftime wchar.h wcsftime - convert date and time to a wide-character string size_t wcsftime(wchar_t *restrict wcs, size_t maxsize, const wchar_t *restrict format, const struct tm *restrict timeptr);
wcslen wchar.h wcslen, wcsnlen - get length of a fixed-sized wide-character string size_t wcslen(const wchar_t *ws);
wcsncasecmp wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison int wcsncasecmp(const wchar_t *ws1, const wchar_t *ws2, size_t n);
wcsncasecmp_l wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison int wcsncasecmp_l(const wchar_t *ws1, const wchar_t *ws2, size_t n, locale_t locale);
wcsncmp wchar.h wcsncmp - compare part of two wide-character strings int wcsncmp(const wchar_t *ws1, const wchar_t *ws2, size_t n);
wcsncpy wchar.h wcpncpy, wcsncpy - copy a fixed-size wide-character string, returning a pointer to its end wchar_t *wcsncpy(wchar_t *restrict ws1, const wchar_t *restrict ws2, size_t n);
wcsnlen wchar.h CX wcslen, wcsnlen - get length of a fixed-sized wide-character string size_t wcsnlen(const wchar_t *ws, size_t maxlen);
-wcsnrtombs wchar.h CX wcsnrtombs, wcsrtombs - convert a wide-character string to a character string (restartable) size_t wcsnrtombs(char *restrict dst, const wchar_t **restrictsrc, size_t nwc, size_t len, mbstate_t *restrictps);
+wcsnrtombs wchar.h CX wcsnrtombs, wcsrtombs - convert a wide-character string to a character string (restartable) size_t wcsnrtombs(char *restrict dst, const wchar_t **restrict src, size_t nwc, size_t len, mbstate_t *restrict ps);
wcspbrk wchar.h wcspbrk - scan a wide-character string for a wide-character code wchar_t *wcspbrk(const wchar_t *ws1, const wchar_t *ws2);
wcsrchr wchar.h wcsrchr - wide-character string scanning operation wchar_t *wcsrchr(const wchar_t *ws, wchar_t wc);
wcsrtombs wchar.h wcsnrtombs, wcsrtombs - convert a wide-character string to a character string (restartable) size_t wcsrtombs(char *restrict dst, const wchar_t **restrict src, size_t len, mbstate_t *restrict ps);
wcstoumax stddef.h inttypes.h wcstoimax, wcstoumax - convert a wide-character string to an integer type uintmax_t wcstoumax(const wchar_t *restrict nptr, wchar_t **restrict endptr, int base);
wcswidth wchar.h XSI wcswidth - number of column positions of a wide-character string int wcswidth(const wchar_t *pwcs, size_t n);
wcsxfrm wchar.h wcsxfrm, wcsxfrm_l - wide-character string transformation size_t wcsxfrm(wchar_t *restrict ws1, const wchar_t *restrict ws2, size_t n);
-wcsxfrm_l wchar.h CX wcsxfrm, wcsxfrm_l - wide-character string transformation size_t wcsxfrm_l(wchar_t *restrict ws1, const wchar_t *restrictws2, size_t n, locale_t locale);
+wcsxfrm_l wchar.h CX wcsxfrm, wcsxfrm_l - wide-character string transformation size_t wcsxfrm_l(wchar_t *restrict ws1, const wchar_t *restrict ws2, size_t n, locale_t locale);
wctob stdio.h wchar.h wctob - wide-character to single-byte conversion int wctob(wint_t c);
wctomb stdlib.h wctomb - convert a wide-character code to a character int wctomb(char *s, wchar_t wchar);
wctrans wctype.h wctrans, wctrans_l - define character mapping wctrans_t wctrans(const char *charclass);
wmemset wchar.h wmemset - set wide characters in memory wchar_t *wmemset(wchar_t *ws, wchar_t wc, size_t n);
wordexp wordexp.h wordexp, wordfree - perform word expansions int wordexp(const char *restrict words, wordexp_t *restrict pwordexp, int flags);
wordfree wordexp.h wordexp, wordfree - perform word expansions void wordfree(wordexp_t *pwordexp);
-wprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output int fwprintf(FILE *restrict stream, const wchar_t *restrict format, ...);
-write unistd.h pwrite, write - write on a file ssize_t pwrite(int fildes, const void *buf, size_t nbyte, off_t offset);
-writev sys_uio.h XSI writev - write a vector ssize_t writev(int fildes, const struct iovec *iov, int iovcnt);
-wscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input int fwscanf(FILE *restrict stream, const wchar_t *restrict format, ...);
+wprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output int wprintf(const wchar_t *restrict format, ...);
+write unistd.h pwrite, write - write on a file ssize_t write(int fildes, const void *buf, size_t nbyte);
+writev sys/uio.h XSI writev - write a vector ssize_t writev(int fildes, const struct iovec *iov, int iovcnt);
+wscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input int wscanf(const wchar_t *restrict format, ...);
y0 math.h XSI y0, y1, yn - Bessel functions of the second kind double y0(double x);
y1 math.h XSI y0, y1, yn - Bessel functions of the second kind double y1(double x);
yn math.h XSI y0, y1, yn - Bessel functions of the second kind double yn(int n, double x);
projects / musl-tables / blobdiff