SIGNAL_SAFE_LIST 31 maint/gnulib/lib/gl_anylinked_list2.h #ifdef SIGNAL_SAFE_LIST SIGNAL_SAFE_LIST 53 maint/gnulib/tests/test-asyncsafe-linked_list-strong.c #if SIGNAL_SAFE_LIST SIGNAL_SAFE_LIST 53 maint/gnulib/tests/test-asyncsafe-linked_list-weak.c #if SIGNAL_SAFE_LIST