86 	struct evbuffer_chain *next, *chain = eo->first_pinned;  in pin_release()  local
89 		EVUTIL_ASSERT(chain);  in pin_release()
90 		next = chain->next;  in pin_release()
91 		evbuffer_chain_unpin_(chain, flag);  in pin_release()
92 		chain = next;  in pin_release()
177 	struct evbuffer_chain *chain;  in evbuffer_launch_write_()  local
202 	chain = buf_o->first_pinned = buf->first;  in evbuffer_launch_write_()
204 	for (i=0; i < MAX_WSABUFS && chain; ++i, chain=chain->next) {  in evbuffer_launch_write_()
206 		b->buf = (char*)( chain->buffer + chain->misalign );  in evbuffer_launch_write_()
207 		evbuffer_chain_pin_(chain, EVBUFFER_MEM_PINNED_W);  in evbuffer_launch_write_()
209 		if ((size_t)at_most > chain->off) {  in evbuffer_launch_write_()
214 			b->len = (unsigned long)chain->off;  in evbuffer_launch_write_()
215 			at_most -= chain->off;  in evbuffer_launch_write_()
252 	struct evbuffer_chain *chain=NULL, **chainp;  in evbuffer_launch_read_()  local
281 	buf_o->first_pinned = chain = *chainp;  in evbuffer_launch_read_()
284 	for ( ; chain; chain = chain->next) {  in evbuffer_launch_read_()
285 		evbuffer_chain_pin_(chain, EVBUFFER_MEM_PINNED_R);  in evbuffer_launch_read_()