bender klibc-1.5 # make ARCH=sparc KERNEL_ARCH=sparc CROSS_COMPILE=sparc-unknown-linux-gnu-
  GEN     klcc/klibc.config
  GEN     klcc/klcc
  HOSTCC  scripts/basic/fixdep
  KLIBCCC usr/klibc/__static_init.o
  KLIBCCC usr/klibc/vsnprintf.o
In file included from usr/klibc/../include/signal.h:14,
                 from usr/klibc/../include/sys/select.h:11,
                 from usr/klibc/../include/unistd.h:12,
                 from usr/klibc/../include/stdio.h:11,
                 from usr/klibc/vsnprintf.c:13:
usr/include/arch/sparc/klibc/archsignal.h:14: error: redefinition of ‘struct sigaction’
make[2]: *** [usr/klibc/vsnprintf.o] Error 1
make[1]: *** [all] Error 2
make: *** [klibc] Error 2