$OpenBSD: patch-src_CMakeLists_txt,v 1.10 2020/03/13 12:41:03 jasper Exp $

Index: src/CMakeLists.txt
--- src/CMakeLists.txt.orig
+++ src/CMakeLists.txt
@@ -151,6 +151,8 @@ endif (HAVE_GETADDRINFO_A AND WITH_ADNS)
 if (UNIX)
 	if (APPLE)
 		set (MOSQ_LIBS ${MOSQ_LIBS} dl m)
+    elseif (${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
+	    set (MOSQ_LIBS ${MOSQ_LIBS} m)
     elseif(QNX)
         set(MOSQ_LIBS ${MOSQ_LIBS} m socket)
     else(APPLE)
