From fc00c656c96528112d05cf0edf8631bd5eaea446 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Sun, 7 Dec 2025 20:10:31 +0100
Subject: Add build system scaffolding and libc headers

---
 lib/libc/ctype/isxdigit.c | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 lib/libc/ctype/isxdigit.c

(limited to 'lib/libc/ctype/isxdigit.c')

diff --git a/lib/libc/ctype/isxdigit.c b/lib/libc/ctype/isxdigit.c
new file mode 100644
index 00000000..588df77a
--- /dev/null
+++ b/lib/libc/ctype/isxdigit.c
@@ -0,0 +1,6 @@
+#include <ctype.h>
+
+int isxdigit(int c)
+{
+	return isdigit(c) || ((unsigned)c | 32) - 'a' < 6;
+}
-- 
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