[travis@localhost kami_pre1]$ make package/busybox-compile V=99
make -C package busybox-compile
make[1]: Entering directory `/home/travis/compile/kami_pre1/package'
make -C busybox compile
make[2]: Entering directory `/home/travis/compile/kami_pre1/package/busybox'
make -C /home/travis/compile/kami_pre1/build_mipsel/busybox-1.4.2 CC="mipsel-linux-uclibc-gcc" CROSS_COMPILE="mipsel-linux-uclibc-" EXTRA_CFLAGS="-O2 -pipe -march=i486 -funit-at-a-time" ARCH="mipsel" IPKG_ARCH="mipsel" all
make[3]: Entering directory `/home/travis/compile/kami_pre1/build_mipsel/busybox-1.4.2'
  CC      applets/applets.o
applets/applets.c:1: error: bad value (i486) for -march
Assembler messages:
Error: Bad value (i486) for -march
make[4]: *** [applets/applets.o] Error 1
make[3]: *** [applets] Error 2
make[3]: Leaving directory `/home/travis/compile/kami_pre1/build_mipsel/busybox-1.4.2'
make[2]: *** [/home/travis/compile/kami_pre1/build_mipsel/busybox-1.4.2/.built] Error 2
make[2]: Leaving directory `/home/travis/compile/kami_pre1/package/busybox'
make[1]: *** [busybox-compile] Error 2
make[1]: Leaving directory `/home/travis/compile/kami_pre1/package'
make: *** [package/busybox-compile] Error 2