diff -r 5c0efa437728 -r 330e60f5dde8 cmake_modules/FindLua.cmake
--- a/cmake_modules/FindLua.cmake	Fri Mar 26 00:26:32 2010 +0000
+++ b/cmake_modules/FindLua.cmake	Fri Mar 26 00:37:36 2010 +0000
@@ -3,13 +3,17 @@
 
 IF(NOT LUA_LIBRARY)
 	IF(WIN32)
-		set(LUA_DEFAULT lua.dll)
+		SET(LUA_DEFAULT lua.dll)
 	ELSE(WIN32)
 		IF(APPLE)
-			set(LUA_DEFAULT lua)
+			SET(LUA_DEFAULT lua)
 		ELSE(APPLE)
-			set(LUA_DEFAULT lua5.1.so)
+			#locate the system's lua library
+			FIND_LIBRARY(LUA_DEFAULT NAMES lua51 lua5.1 lua-5.1 lua PATHS /lib /usr/lib /usr/local/lib /usr/pkg/lib)
+			#remove the path (fpc doesn't like it - why?)
+			GET_FILENAME_COMPONENT(LUA_DEFAULT ${LUA_DEFAULT} NAME)
 		ENDIF(APPLE)
 	ENDIF(WIN32)
 	SET(LUA_LIBRARY ${LUA_DEFAULT} CACHE STRING "Lua library to link to; file name without path only!")
+	UNSET(LUA_DEFAULT)
 ENDIF(NOT LUA_LIBRARY)
\ No newline at end of file