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),stdlib) gen-as-const-headers += ucontext_i.sym endif ifeq ($(subdir),misc) tests += tst-ptrace-singleblock endif