1ifeq ($(subdir),signal) 2# sigaction.c defines static functions in asms and refers to them from 3# C code, resulting in "'restore_rt' used but never defined" (which 4# has no corresponding warning option to allow it to be disabled with 5# diagnostic pragmas). 6CFLAGS-sigaction.c += -Wno-error 7endif 8 9ifeq ($(subdir),nptl) 10CFLAGS-sigaction.c += -Wno-error 11endif 12