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-rw-r--r--userland/libc/include/ctype.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/userland/libc/include/ctype.h b/userland/libc/include/ctype.h
new file mode 100644
index 0000000..7c8c311
--- /dev/null
+++ b/userland/libc/include/ctype.h
@@ -0,0 +1,14 @@
+#ifndef CTYPE_H
+#define CTYPE_H
+
+int isspace(int c);
+int isascii(int c);
+int toupper(int c);
+int tolower(int c);
+int isdigit(int c);
+int isalpha(int c);
+int isxdigit(int c);
+int ispunct(int c);
+int isalnum(int c);
+int isprint(int c);
+#endif