#include <features.h>
+#ifdef __cplusplus
#define NULL 0L
+#else
+#define NULL ((void*)0)
+#endif
#define __NEED_size_t
#define __NEED_wchar_t
#define WSTOPSIG(s) WEXITSTATUS(s)
#define WIFEXITED(s) (!WTERMSIG(s))
#define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
-#define WIFSIGNALED(s) (((s)&0xffff)-1 < 0xffu)
+#define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
int posix_memalign (void **, size_t, size_t);
int setenv (const char *, const char *, int);
int mkostemps (char *, int, int);
void *valloc (size_t);
void *memalign(size_t, size_t);
+int getloadavg(double *, int);
+int clearenv(void);
#define WCOREDUMP(s) ((s) & 0x80)
#define WIFCONTINUED(s) ((s) == 0xffff)
#endif
#ifdef _GNU_SOURCE
-int clearenv(void);
int ptsname_r(int, char *, size_t);
char *ecvt(double, int, int *, int *);
char *fcvt(double, int, int *, int *);