fLock - acquire file lock.
#include <util/ulocks.h>
NEOERR *fLock(int lock);
lock - Lock to acquire.
Acquires the lock identified by <lock>. This call blocks until the
lock is acquired.
MT-Level: Safe.
None.
mCreate(3), fCreate(3), mUnlock(3), fUnlock(3), cBroadcast(3),
cSignal(3), fFind(3), cDestroy(3), cCreate(3), mDestroy(3), cWait(3),
fLock(3), fDestroy(3), mLock