diff --git a/libs/libedit/configure.ac b/libs/libedit/configure.ac
index 207bb0f118..7bd2ac6326 100644
--- a/libs/libedit/configure.ac
+++ b/libs/libedit/configure.ac
@@ -71,7 +71,7 @@ AC_PROG_GCC_TRADITIONAL
 #AC_FUNC_REALLOC
 AC_TYPE_SIGNAL
 AC_FUNC_STAT
-AC_CHECK_FUNCS([endpwent isascii memchr memset re_comp regcomp strcasecmp strchr strcspn strdup strerror strrchr strstr strtol issetugid])
+AC_CHECK_FUNCS([endpwent isascii memchr memset re_comp regcomp strcasecmp strchr strlcat strlcpy strcspn strdup strerror strrchr strstr strtol issetugid])
 EL_GETPW_R_POSIX
 EL_GETPW_R_DRAFT