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-rw-r--r--libc/stdio/printf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/libc/stdio/printf.c b/libc/stdio/printf.c
index 92b5b5956..e311a4f87 100644
--- a/libc/stdio/printf.c
+++ b/libc/stdio/printf.c
@@ -1451,6 +1451,7 @@ int vasprintf(char **__restrict buf, const char * __restrict format,
return -1;
}
rv = vfprintf(f, format, arg);
+ if (rv >= 0) fputc('\0', f);
fclose(f);
if (rv < 0) {
free(*buf);