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-rw-r--r--src/common/strlutil.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/common/strlutil.h b/src/common/strlutil.h
index 0b03a2e0..2d66bc6d 100644
--- a/src/common/strlutil.h
+++ b/src/common/strlutil.h
@@ -14,5 +14,10 @@
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#ifndef HEXCHAT_STRLUTIL_H
+#define HEXCHAT_STRLUTIL_H
+
 size_t strlcat(char *dst, const char *src, size_t siz);
 size_t strlcpy(char *dst, const char *src, size_t siz);
+
+#endif