bool_header_size 2434 src/alloc.c      EMACS_INT needed_elements = ((bool_header_size - header_size + word_bytes
bool_header_size 3297 src/alloc.c    	  ptrdiff_t boolvec_bytes = bool_header_size + word_bytes;
bool_header_size 3298 src/alloc.c    	  verify (header_size <= bool_header_size);