cdevils@lanbox:~$ cd OpenWrt-SDK-atheros-2.6-for-Linux-i686
cdevils@lanbox:~/OpenWrt-SDK-atheros-2.6-for-Linux-i686$ make
  make[2] package/compile
  make[3] -C package compile
  *** i2c_gpio compile failed
Build failed. Please re-run make with V=99 to see what's going on
make: *** [world] Error 1
cdevils@lanbox:~/OpenWrt-SDK-atheros-2.6-for-Linux-i686$ make V=99
make package/compile
make[1]: Entering directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686'
make -C package compile SDK=1
make[2]: Entering directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/package'
make -C i2c_gpio compile
make[3]: Entering directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/package/i2c_gpio'
/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/include/target.mk:16: /home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/tmp/.target.mk: No such file or directory
find: /home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/build_mips/linux--: No such file or directory
/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/scripts/metadata.pl target_mk < /home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/tmp/.targetinfo > /home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/tmp/.target.mk
--: /home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/tmp/.targetinfo: No such file or directory
make[3]: *** [/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/tmp/.target.mk] Error 1
make[3]: Leaving directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/package/i2c_gpio'
make[2]: *** [i2c_gpio-compile] Error 2
make[2]: Leaving directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686/package'
make[1]: *** [package/compile] Error 2
make[1]: Leaving directory `/home/cdevils/OpenWrt-SDK-atheros-2.6-for-Linux-i686'make: *** [world] Error 2
cdevils@lanbox:~/OpenWrt-SDK-atheros-2.6-for-Linux-i686$