cmake changes for cross compiling

CMakeLists.txt

@@ -1,6 +1,7 @@
 CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
 PROJECT(otclient)
 
+# setup custom cmake modules path
 SET(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake;${CMAKE_MODULE_PATH}")
 
 # find needed packages
@@ -26,7 +27,6 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
     SET(CMAKE_CXX_FLAGS_DEBUG "-O1 -g -ggdb -fno-inline")
     SET(CMAKE_CXX_FLAGS_RELEASE "-O2 -Wl,-s")
     SET(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g")
-    SET(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -Wl,--as-needed")
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)
 
 INCLUDE_DIRECTORIES(
@@ -131,6 +131,6 @@ TARGET_LINK_LIBRARIES(otclient
     ${LUA_LIBRARIES}
     ${YAMLCPP_LIBRARY}
     ${PHYSFS_LIBRARY}
-    ${GMP_LIBRARIES}
+    ${GMP_LIBRARY}
     ${ZLIB_LIBRARY}
     ${ADDITIONAL_LIBRARIES})