__attr_dealloc_free  693 lib/cdefs.h    # define __attr_dealloc_free __attr_dealloc (__builtin_free, 1)
__attr_dealloc_free  696 lib/cdefs.h    # define __attr_dealloc_free
__attr_dealloc_free  122 lib/libc-config.h # undef __attr_dealloc_free