* serf.mak: Use macros to make it simpler.
* serf.mak: Use macros to make it simpler.

liuzongquan/serf,krime/serf,blueszhangsh/serf,KyleSanderson/serf,Manouchehri/serf,blueszhangsh/serf,x-clone/serf,sworda/serf,stoneCC/serf,TommyU/serf,soufianeEL/serf,TommyU/serf,krime/serf,alex1818/serf,zhupan/serf,yesoce/serf,Manouchehri/serf,muthusuba/serf,SirJson/serf,alex1818/serf,sworda/serf,alex1818/serf,wzugang/serf,liuzongquan/serf,soufianeEL/serf,TommyU/serf,x-clone/serf,stoneCC/serf,yesoce/serf,stoneCC/serf,zhengcq315/serf,yesoce/serf,SirJson/serf,KyleSanderson/serf,SirJson/serf,google-code-export/serf,google-code-export/serf,idomon/serf,sworda/serf,idomon/serf,blueszhangsh/serf,x-clone/serf,zhupan/serf,muthusuba/serf,lazysoez/serf,x-clone/serf,idomon/serf,zhupan/serf,lazysoez/serf,zhengcq315/serf,TommyU/serf,alex1818/serf,wzugang/serf,google-code-export/serf,yesoce/serf,muthusuba/serf,wzugang/serf,stoneCC/serf,google-code-export/serf,justinweb/serf,pengdu/serf,lazysoez/serf,SirJson/serf,idomon/serf,liuzongquan/serf,muthusuba/serf,KyleSanderson/serf,justinweb/serf,zhupan/serf,Manouchehri/serf,lazysoez/serf,blueszhangsh/serf,krime/serf,sworda/serf,justinweb/serf,wzugang/serf,pengdu/serf,justinweb/serf,soufianeEL/serf,zhengcq315/serf,KyleSanderson/serf,pengdu/serf,krime/serf,pengdu/serf,Manouchehri/serf,zhengcq315/serf,soufianeEL/serf,liuzongquan/serf