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);