obstack_1grow 80 maint/gnulib/lib/readtokens0.c obstack_1grow (&t->o_data, '\0'); obstack_1grow 87 maint/gnulib/lib/readtokens0.c obstack_1grow (&t->o_data, c); obstack_1grow 61 maint/gnulib/tests/test-obstack-printf.c obstack_1grow (&obs, 0);