HelenOS sources

heap_lock         789 uspace/lib/c/generic/malloc.c 	heap_lock();
heap_lock         812 uspace/lib/c/generic/malloc.c 	heap_lock();
heap_lock         837 uspace/lib/c/generic/malloc.c 	heap_lock();
heap_lock         965 uspace/lib/c/generic/malloc.c 	heap_lock();
heap_lock        1015 uspace/lib/c/generic/malloc.c 	heap_lock();