Make snprintf(3) and vscanf(3) definitions available under appropriate

POSIX visibility.

Reported by:	jbeich
Reviewed by:	jilles
PR:	207287
MFC after:	1 week

diff --git a/include/stdio.h b/include/stdio.h
index 41ae893dd7dbe4f747e07cad1c2bc87e29ec8fc8..97e8144372f6cff8dcef14d5d56b3611b649d7a4 100644 (file)
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -294,14 +294,16 @@ int        vprintf(const char * __restrict, __va_list);
 int     vsprintf(char * __restrict, const char * __restrict,
            __va_list);
 
-#if __ISO_C_VISIBLE >= 1999
+#if __ISO_C_VISIBLE >= 1999 || __POSIX_VISIBLE >= 199506
 int     snprintf(char * __restrict, size_t, const char * __restrict,
            ...) __printflike(3, 4);
+int     vsnprintf(char * __restrict, size_t, const char * __restrict,
+           __va_list) __printflike(3, 0);
+#endif
+#if __ISO_C_VISIBLE >= 1999
 int     vfscanf(FILE * __restrict, const char * __restrict, __va_list)
            __scanflike(2, 0);
 int     vscanf(const char * __restrict, __va_list) __scanflike(1, 0);
-int     vsnprintf(char * __restrict, size_t, const char * __restrict,
-           __va_list) __printflike(3, 0);
 int     vsscanf(const char * __restrict, const char * __restrict, __va_list)
            __scanflike(2, 0);
 #endif