musl - musl - an implementation of the standard library for Linux-based systems

diff --git a/src/internal/floatscan.c b/src/internal/floatscan.c
index 08251213..f6e331d4 100644
--- a/src/internal/floatscan.c
+++ b/src/internal/floatscan.c

@@ -4,6 +4,7 @@

#include <float.h>

#include <limits.h>

#include <errno.h>

+#include <ctype.h>

#include "shgetc.h"

#include "floatscan.h"