cc1.exe: error: CPU you selected does not support x86-64 instruction set
win-make[4]: *** [png.o] Error 1
win-make[3]: *** [descend] Error 2
win-make[2]: *** [png.inst] Error 2
win-make[1]: *** [3rd.inst] Error 2
win-make: *** [src.inst] Error 2
