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-rw-r--r--runtime/vsprintf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/runtime/vsprintf.c b/runtime/vsprintf.c
index 2c3067cf..bd58d760 100644
--- a/runtime/vsprintf.c
+++ b/runtime/vsprintf.c
@@ -131,7 +131,7 @@ static int check_binary_precision (int precision) {
return precision;
}
-int _stp_vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
+static int _stp_vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
{
int len;
uint64_t num;