rewrite popen to use posix_spawn instead of fragile vfork hacks

[musl] / src / stdio / dprintf.c

diff --git a/src/stdio/dprintf.c b/src/stdio/dprintf.c
index fa28322..93082ee 100644 (file)
--- a/src/stdio/dprintf.c
+++ b/src/stdio/dprintf.c
@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include <stdarg.h>
 
-int dprintf(int fd, const char *fmt, ...)
+int dprintf(int fd, const char *restrict fmt, ...)
 {
        int ret;
        va_list ap;