diff --git a/include/lib/libc/string.h b/include/lib/libc/string.h
index 3c8e3b6..ee6eeac 100644
--- a/include/lib/libc/string.h
+++ b/include/lib/libc/string.h
@@ -28,5 +28,6 @@
 size_t strlen(const char *s);
 size_t strnlen(const char *s, size_t maxlen);
 char *strrchr(const char *p, int ch);
+size_t strlcpy(char * dst, const char * src, size_t dsize);
 
 #endif /* STRING_H */
diff --git a/lib/libc/libc.mk b/lib/libc/libc.mk
index daa2ec1..1276f5c 100644
--- a/lib/libc/libc.mk
+++ b/lib/libc/libc.mk
@@ -19,6 +19,7 @@
 			snprintf.c			\
 			strchr.c			\
 			strcmp.c			\
+			strlcpy.c			\
 			strlen.c			\
 			strncmp.c			\
 			strnlen.c			\
diff --git a/lib/libc/strlcpy.c b/lib/libc/strlcpy.c
index 019d231..c4f39bb 100644
--- a/lib/libc/strlcpy.c
+++ b/lib/libc/strlcpy.c
@@ -1,6 +1,8 @@
 /*	$OpenBSD: strlcpy.c,v 1.12 2015/01/15 03:54:12 millert Exp $	*/
 
 /*
+ * SPDX-License-Identifier: ISC
+ *
  * Copyright (c) 1998, 2015 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
@@ -16,10 +18,7 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/types.h>
+#include <stdint.h>
 #include <string.h>
 
 /*
@@ -28,7 +27,7 @@
  * Returns strlen(src); if retval >= dsize, truncation occurred.
  */
 size_t
-strlcpy(char * __restrict dst, const char * __restrict src, size_t dsize)
+strlcpy(char * dst, const char * src, size_t dsize)
 {
 	const char *osrc = src;
 	size_t nleft = dsize;