#define WTERMSIG(s) ((s) & 0x7f)
#define WSTOPSIG(s) WEXITSTATUS(s)
#define WIFEXITED(s) (!WTERMSIG(s))
#define WTERMSIG(s) ((s) & 0x7f)
#define WSTOPSIG(s) WEXITSTATUS(s)
#define WIFEXITED(s) (!WTERMSIG(s))
-#define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
-#define WIFSIGNALED(s) (((signed char) (((s) & 0x7f) + 1) >> 1) > 0)
+#define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
+#define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
int posix_memalign (void **, size_t, size_t);
int setenv (const char *, const char *, int);
int unsetenv (const char *);
int mkstemp (char *);
int posix_memalign (void **, size_t, size_t);
int setenv (const char *, const char *, int);
int unsetenv (const char *);
int mkstemp (char *);
void srandom (unsigned int);
char *initstate (unsigned int, char *, size_t);
char *setstate (char *);
void srandom (unsigned int);
char *initstate (unsigned int, char *, size_t);
char *setstate (char *);
int ptsname_r(int, char *, size_t);
char *ecvt(double, int, int *, int *);
char *fcvt(double, int, int *, int *);
char *gcvt(double, int, char *);
int ptsname_r(int, char *, size_t);
char *ecvt(double, int, int *, int *);
char *fcvt(double, int, int *, int *);
char *gcvt(double, int, char *);
+struct __locale_struct;
+float strtof_l(const char *__restrict, char **__restrict, struct __locale_struct *);
+double strtod_l(const char *__restrict, char **__restrict, struct __locale_struct *);
+long double strtold_l(const char *__restrict, char **__restrict, struct __locale_struct *);