Index: src/drawdance/libcommon/dpcommon/common.h
--- src/drawdance/libcommon/dpcommon/common.h.orig
+++ src/drawdance/libcommon/dpcommon/common.h
@@ -42,6 +42,8 @@
 #        define DP_PLATFORM "windows"
 #    elif defined(__APPLE__)
 #        define DP_PLATFORM "darwin"
+#    elif defined(__OpenBSD__)
+#        define DP_PLATFORM "openbsd"
 #    elif defined(__linux__)
 #        define DP_PLATFORM "linux"
 #    elif defined(__HAIKU__)
