ERROR

ld: warning: in /opt/local/lib/liballeggl.a, file was built for unsupported file format which is not the architecture being linked (x86_64)
ld: warning: in /opt/local/lib/liballeg.dylib, file was built for i386 which is not the architecture being linked (x86_64)
Undefined symbols:
  "_cpu_vendor", referenced from:
      __mangled_main in ccXVUlOP.o
  "_os_version", referenced from:
      __mangled_main in ccXVUlOP.o
  "_main", referenced from:
      start in crt1.10.6.o
     (maybe you meant: __mangled_main_address, __mangled_main )
  "_cpu_capabilities", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_allegro_id", referenced from:
      __mangled_main in ccXVUlOP.o
  "_get_desktop_resolution", referenced from:
      __mangled_main in ccXVUlOP.o
  "_set_gfx_mode", referenced from:
      __mangled_main in ccXVUlOP.o
  "_textout_ex", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_cpu_model", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_desktop_color_depth", referenced from:
      __mangled_main in ccXVUlOP.o
  "_keypressed", referenced from:
      __mangled_main in ccXVUlOP.o
  "_textprintf_ex", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_font", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_os_type", referenced from:
      __mangled_main in ccXVUlOP.o
  "_allegro_exit", referenced from:
      __mangled_main in ccXVUlOP.o
  "_os_revision", referenced from:
      __mangled_main in ccXVUlOP.o
  "_screen", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
  "_os_multitasking", referenced from:
      __mangled_main in ccXVUlOP.o
  "__install_allegro_version_check", referenced from:
      __mangled_main in ccXVUlOP.o
  "_install_keyboard", referenced from:
      __mangled_main in ccXVUlOP.o
  "_cpu_family", referenced from:
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
      __mangled_main in ccXVUlOP.o
ld: symbol(s) not found
collect2: ld returned 1 exit status