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

[musl] / src / stdio / vdprintf.c

diff --git a/src/stdio/vdprintf.c b/src/stdio/vdprintf.c
index b41a3c7..c35d9b4 100644 (file)
--- a/src/stdio/vdprintf.c
+++ b/src/stdio/vdprintf.c
@@ -5,7 +5,7 @@ static size_t wrap_write(FILE *f, const unsigned char *buf, size_t len)
        return __stdio_write(f, buf, len);
 }
 
-int vdprintf(int fd, const char *fmt, va_list ap)
+int vdprintf(int fd, const char *restrict fmt, va_list ap)
 {
        FILE f = {
                .fd = fd, .lbf = EOF, .write = wrap_write,