Add the function memmem(3) as found in glibc and others.

It is the binary equivalent to strstr(3).

 void *memmem(const void *big, size_t big_len,
	const void *little, size_t little_len);

Submitted by:	Pascal Gloor <pascal.gloor at spale.com>
MFC after:	3 days

1 files changed, 1 insertions, 0 deletions

diff --git a/include/string.h b/include/string.h
index efc8aec..fb373c8 100644
--- a/include/string.h
+++ b/include/string.h
@@ -61,6 +61,7 @@ void	*memccpy(void * __restrict, const void * __restrict, int, size_t);
 void	*memchr(const void *, int, size_t) __pure;
 int	 memcmp(const void *, const void *, size_t) __pure;
 void	*memcpy(void * __restrict, const void * __restrict, size_t);
+void	*memmem(const void *, size_t, const void *, size_t);
 void	*memmove(void *, const void *, size_t);
 void	*memset(void *, int, size_t);
 #if __BSD_VISIBLE