diff --git a/lib/string.c b/lib/string.c
index ecea755..f2c6147 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -116,20 +116,18 @@
  * of course, the buffer size is zero). It does not pad
  * out the result like strncpy() does.
  *
- * Return: the number of bytes copied
+ * Return: strlen(src)
  */
 size_t strlcpy(char *dest, const char *src, size_t size)
 {
-	if (size) {
-		size_t srclen = strlen(src);
-		size_t len = (srclen >= size) ? size - 1 : srclen;
+	size_t ret = strlen(src);
 
+	if (size) {
+		size_t len = (ret >= size) ? size - 1 : ret;
 		memcpy(dest, src, len);
 		dest[len] = '\0';
-		return len + 1;
 	}
-
-	return 0;
+	return ret;
 }
 #endif
 
@@ -191,6 +189,8 @@
  * Compatible with *BSD: the result is always a valid NUL-terminated string that
  * fits in the buffer (unless, of course, the buffer size is zero). It does not
  * write past @size like strncat() does.
+ *
+ * Return: min(strlen(dest), size) + strlen(src)
  */
 size_t strlcat(char *dest, const char *src, size_t size)
 {