newlib-cygwin/newlib/libc/sys/linux/libc-internal.h

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/* This file contains a number of internal prototype declarations that
don't fit anywhere else. */
#ifndef _LIBC_INTERNAL
# define _LIBC_INTERNAL 1
#include <hp-timing.h>
/* macro to set errno */
#define __set_errno(x) (errno = (x))
/* Initialize the `__libc_enable_secure' flag. */
extern void __libc_init_secure (void);
/* This function will be called from _init in init-first.c. */
extern void __libc_global_ctors (void);
/* Discover the tick frequency of the machine if something goes wrong,
we return 0, an impossible hertz. */
extern int __profile_frequency (void);
/* Hooks for the instrumenting functions. */
extern void __cyg_profile_func_enter (void *this_fn, void *call_site);
extern void __cyg_profile_func_exit (void *this_fn, void *call_site);
/* Get frequency of the system processor. */
extern hp_timing_t __get_clockfreq (void);
/* Free all allocated resources. */
extern void __libc_freeres (void);
#endif /* _LIBC_INTERNAL */