1 files changed, 6 insertions, 0 deletions
diff --git a/src/stdio/__fpending.c b/src/stdio/__fpending.c
new file mode 100644
index 00000000..a4334e23
--- /dev/null
+++ b/src/stdio/__fpending.c
@@ -0,0 +1,6 @@
+#include "stdio_impl.h"
+
+size_t __fpending(FILE *f)
+{
+	return f->wend ? f->wpos - f->wbase : 0;
+}