X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=src%2Fyx_uint16.h;h=a8707618cadb8ed1e8309f46ee960d5478962261;hb=f222ace2f2441b21a3c29741483d8018294820a4;hp=c1479c0054c1c035b03b437c190fed0253514f77;hpb=64e1bc2a874308530b7b45c33ed5d37f34f5f8be;p=plomrogue

diff --git a/src/yx_uint16.h b/src/yx_uint16.h
index c1479c0..a870761 100644
--- a/src/yx_uint16.h
+++ b/src/yx_uint16.h
@@ -1,6 +1,10 @@
+#ifndef YX_UINT16_H
+#define YX_UINT16_H
+
 struct yx_uint16 {
   uint16_t y;
   uint16_t x; };
 
 extern char yx_uint16_cmp (struct yx_uint16, struct yx_uint16);
 
+#endif