ifeq ($(subdir),misc) sysdep_routines += ioperm iopl endif ifeq ($(subdir),stdlib) sysdep_routines += __start_context endif ifeq ($(subdir),csu) gen-as-const-headers += ucontext_i.sym endif ifeq ($(subdir),misc) gen-as-const-headers += sigaltstack-offsets.sym endif