X-Git-Url: https://git.jsancho.org/?a=blobdiff_plain;f=src%2Fwchar.h;h=7b6119a9281292f65f0ec4c112975c24528b5fb3;hb=2ffd7c24faa64f27fe9574a3fc25b4bdfc86c6c8;hp=d9697d22b1caabb875523c471f080845736866d3;hpb=2dfe078cf4082caf641c96449907f36a9029b486;p=guile-irrlicht.git

diff --git a/src/wchar.h b/src/wchar.h
index d9697d2..7b6119a 100644
--- a/src/wchar.h
+++ b/src/wchar.h
@@ -19,8 +19,13 @@
    <http://www.gnu.org/licenses/>.
 */
 
+#ifndef __GUILE_IRRLICHT_WCHAR_H_INCLUDED__
+#define __GUILE_IRRLICHT_WCHAR_H_INCLUDED__
+
 #include <libguile.h>
 #include <wchar.h>
 
 wchar_t*
 scm_to_wide_char_string (SCM text);
+
+#endif