63 	size_t size;		/* Space available for user */  member
71 	size_t size;		/* Total page size (incl. header) */  member
96 malloc(size_t size)  in malloc()  argument
100 	retval = malloc_unlocked(size);  in malloc()
107 malloc_unlocked(size_t size)  in malloc_unlocked()  argument
115 	size = align(size, MINSZ);  in malloc_unlocked()
122 			if (block->status == FREE && block->size >= size)  in malloc_unlocked()
132 		size_t totsize = size + HDR_PAGE;  in malloc_unlocked()
142 		page->size = totpage;  in malloc_unlocked()
146 		block->size = totpage - HDR_PAGE;  in malloc_unlocked()
150 	split(block, size);  in malloc_unlocked()
157 realloc(void *ptr, size_t size)  in realloc()  argument
165 		newptr = malloc_unlocked(size);  in realloc()
170 	size = align(size, MINSZ);  in realloc()
171 	osize = block->size;  in realloc()
177 		block->size += block->next->size + HDR_BLOCK;  in realloc()
181 	if (size <= block->size) {  in realloc()
182 		split(block, size);  in realloc()
187 	newptr = malloc_unlocked(size);  in realloc()
216 align(size_t size, int bound)  in align()  argument
218 	if (size < bound)  in align()
221 		return (size + bound - 1 - (size + bound - 1) % bound);  in align()
225 split(struct block *block, size_t size)  in split()  argument
227 	if (block->size > size + sizeof (struct block)) {  in split()
229 		newblock = (struct block *)((char *)block + HDR_BLOCK + size);  in split()
234 		newblock->size = block->size - size - HDR_BLOCK;  in split()
235 		block->size = size;  in split()
255 			block->size += block2->size + HDR_BLOCK;  in defrag()
262 	if (page->block->size == page->size - HDR_PAGE) {  in defrag()
275 		(void) munmap((caddr_t)page, page->size);  in defrag()