__builtin_dynamic_object_size 147 maint/gnulib/lib/cdefs.h # define __glibc_objsize0(__o) __builtin_dynamic_object_size (__o, 0) __builtin_dynamic_object_size 148 maint/gnulib/lib/cdefs.h # define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1)