#define obstack_grow_str(obst,s) obstack_grow((obst), (s), strlen((s)))
#define obstack_grow_str_const(obst,s) obstack_grow((obst), (s), sizeof((s)))
-extern int obstack_printf(struct obstack *obst, const char *fmt, ...);
-
/**
* Get the number of bits set in a word.
*/