216 	unsigned char *newstart, *newused;  in ebuf_head_extend()  local
224 	newstart = malloc(newsize);  in ebuf_head_extend()
225 	if (newstart == NULL)  in ebuf_head_extend()
228 	    newstart + (page_size / 4) + size + (eb->eb_used - eb->eb_start);  in ebuf_head_extend()
232 	eb->eb_start = newstart;  in ebuf_head_extend()
234 	eb->eb_end = newstart + newsize;  in ebuf_head_extend()
245 	unsigned char *newstart;  in ebuf_tail_extend()  local
253 	newstart = realloc(eb->eb_start, newsize);  in ebuf_tail_extend()
254 	if (newstart == NULL)  in ebuf_tail_extend()
257 	eb->eb_used = newstart + (eb->eb_used - eb->eb_start);  in ebuf_tail_extend()
258 	eb->eb_start = newstart;  in ebuf_tail_extend()
259 	eb->eb_end = newstart + newsize;  in ebuf_tail_extend()