use restrict everywhere it's required by c99 and/or posix 2008

[musl] / src / regex / regerror.c

diff --git a/src/regex/regerror.c b/src/regex/regerror.c
index 0645b8e..df4afa4 100644 (file)
--- a/src/regex/regerror.c
+++ b/src/regex/regerror.c
@@ -26,7 +26,7 @@ static const char messages[] = {
   "\0Unknown error"
 };
 
-size_t regerror(int e, const regex_t *preg, char *buf, size_t size)
+size_t regerror(int e, const regex_t *restrict preg, char *restrict buf, size_t size)
 {
        const char *s;
        for (s=messages; e && *s; e--, s+=strlen(s)+1);