2 files changed, 6 insertions, 0 deletions

diff --git a/include/string.h b/include/string.h
index 540258cfcf4f..15d4dc7e9701 100644
--- a/include/string.h
+++ b/include/string.h
@@ -66,6 +66,9 @@ void	*memcpy(void * __restrict, const void * __restrict, size_t);
 void	*memmem(const void *, size_t, const void *, size_t) __pure;
 #endif
 void	*memmove(void *, const void *, size_t);
+#if __BSD_VISIBLE
+void	*mempcpy(void * __restrict, const void * __restrict, size_t);
+#endif
 void	*memset(void *, int, size_t);
 #if __POSIX_VISIBLE >= 200809
 char	*stpcpy(char * __restrict, const char * __restrict);
diff --git a/include/wchar.h b/include/wchar.h
index 1c9d232d47e3..78f2f010048f 100644
--- a/include/wchar.h
+++ b/include/wchar.h
@@ -172,6 +172,9 @@ wchar_t	*wmemchr(const wchar_t *, wchar_t, size_t) __pure;
 int	wmemcmp(const wchar_t *, const wchar_t *, size_t) __pure;
 wchar_t	*wmemcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
 wchar_t	*wmemmove(wchar_t *, const wchar_t *, size_t);
+#if __BSD_VISIBLE
+wchar_t	*wmempcpy(wchar_t * __restrict, const wchar_t * __restrict, size_t);
+#endif
 wchar_t	*wmemset(wchar_t *, wchar_t, size_t);
 int	wprintf(const wchar_t * __restrict, ...);
 int	wscanf(const wchar_t * __restrict, ...);