abi-variants := 32 64 abi-32-condition := __WORDSIZE == 32 abi-64-condition := __WORDSIZE == 64 ifeq ($(subdir),rt) librt-routines += rt-sysdep librt-shared-only-routines += rt-sysdep endif ifeq ($(subdir),sysvipc) sysdep_routines += getshmlba endif ifeq ($(subdir),signal) sysdep_routines += sigreturn_stub endif