affirm            132 maint/gnulib/lib/stack.h   affirm (!_GL_STACK_PREFIX (empty) (stack));
affirm            141 maint/gnulib/lib/stack.h   affirm (!_GL_STACK_PREFIX (empty) (stack));
affirm            150 maint/gnulib/lib/stack.h   affirm (!_GL_STACK_PREFIX (empty) (stack));