X-Git-Url: https://git.jsancho.org/?p=guile-irrlicht.git;a=blobdiff_plain;f=src%2Fwchar.h;h=7b6119a9281292f65f0ec4c112975c24528b5fb3;hp=d9697d22b1caabb875523c471f080845736866d3;hb=2806f03eafc48ec9ef02a3dc2d74133eaf11ccc1;hpb=a8ec20de5146479a15d388393b37bbf3e346f619

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