1 files changed, 13 insertions, 0 deletions
diff --git a/src/ctype/isalnum.c b/src/ctype/isalnum.c
new file mode 100644
index 0000000..8018a2b
--- /dev/null
+++ b/src/ctype/isalnum.c
@@ -0,0 +1,13 @@
+#include <ctype.h>
+
+int isalnum(int c)
+{
+	return isalpha(c) || isdigit(c);
+}
+
+int __isalnum_l(int c, locale_t l)
+{
+	return isalnum(c);
+}
+
+weak_alias(__isalnum_l, isalnum_l);