opnsense-src/lib/libc/gen/pmadvise.c
Warner Losh 4025b5b527 libc: Purge unneeded cdefs.h
These sys/cdefs.h are not needed. Purge them. They are mostly left-over
from the $FreeBSD$ removal. A few in libc are still required for macros
that cdefs.h defines. Keep those.

Sponsored by:		Netflix
Differential Revision:	https://reviews.freebsd.org/D42385

(cherry picked from commit 559a218c9b257775fb249b67945fe4a05b7a6b9f)
2023-11-26 21:20:09 -07:00

23 lines
378 B
C

/*
* The contents of this file are in the public domain.
* Written by Garrett A. Wollman, 2000-10-07.
*
*/
#include <sys/mman.h>
#include <errno.h>
int
posix_madvise(void *address, size_t size, int how)
{
int ret, saved_errno;
saved_errno = errno;
if (madvise(address, size, how) == -1) {
ret = errno;
errno = saved_errno;
} else {
ret = 0;
}
return (ret);
}