From d38a1d0da3c2a1c078edf56d5983e4c2cad89ae6 Mon Sep 17 00:00:00 2001
From: Tibor Nagy <xnagytibor@gmail.com>
Date: Wed, 20 Feb 2019 10:29:20 +0100
Subject: [PATCH] ctype: Implement _tolower, _toupper

---
 include/bits/ctype.h           | 7 +++++++
 src/header/ctype/cbindgen.toml | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)
 create mode 100644 include/bits/ctype.h

diff --git a/include/bits/ctype.h b/include/bits/ctype.h
new file mode 100644
index 000000000..e5dedf5d3
--- /dev/null
+++ b/include/bits/ctype.h
@@ -0,0 +1,7 @@
+#ifndef _BITS_CTYPE_H
+#define _BITS_CTYPE_H
+
+#define _tolower(c) tolower(c)
+#define _toupper(c) toupper(c)
+
+#endif /* _BITS_CTYPE_H */
diff --git a/src/header/ctype/cbindgen.toml b/src/header/ctype/cbindgen.toml
index 4fadb8447..eb9b10d15 100644
--- a/src/header/ctype/cbindgen.toml
+++ b/src/header/ctype/cbindgen.toml
@@ -1,4 +1,4 @@
-sys_includes = []
+sys_includes = ["bits/ctype.h"]
 include_guard = "_CTYPE_H"
 language = "C"
 style = "Tag"
-- 
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