Index: CMakeLists.txt
--- CMakeLists.txt.orig
+++ CMakeLists.txt
@@ -634,6 +634,7 @@ IF (HAVE_GETSERVBYPORT_R)
 		SET (GETSERVBYPORT_R_ARGS 5)
 	ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX" OR
 		CMAKE_SYSTEM_NAME STREQUAL "OpenBSD" OR
+		CMAKE_SYSTEM_NAME STREQUAL "SecBSD" OR
 		HAIKU)
 		SET (GETSERVBYPORT_R_ARGS 4)
 	ELSE ()
@@ -648,6 +649,7 @@ IF (HAVE_GETSERVBYNAME_R)
 		SET (GETSERVBYNAME_R_ARGS 5)
 	ELSEIF (CMAKE_SYSTEM_NAME STREQUAL "AIX" OR
 		CMAKE_SYSTEM_NAME STREQUAL "OpenBSD" OR
+		CMAKE_SYSTEM_NAME STREQUAL "SecBSD" OR
 		HAIKU)
 		SET (GETSERVBYNAME_R_ARGS 4)
 	ELSE ()