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-rw-r--r--include/stdio.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/stdio.h b/include/stdio.h
index 862bc8e8c25a..5950625ec2f6 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -356,7 +356,7 @@ ssize_t getdelim(char ** __restrict, size_t * __restrict, int,
FILE * __restrict);
FILE *open_memstream(char **, size_t *);
int renameat(int, const char *, int, const char *);
-int vdprintf(int, const char * __restrict, __va_list);
+int vdprintf(int, const char * __restrict, __va_list) __printflike(2, 0);
/* _WITH_GETLINE to allow pre 11 sources to build on 11+ systems */
ssize_t getline(char ** __restrict, size_t * __restrict, FILE * __restrict);
int dprintf(int, const char * __restrict, ...) __printflike(2, 3);