INT 21 - Novell NetWare - SYNCHRONIZATION SERVICES - LOG PHYSICAL RECORD
AH = BCh
AL = flags
bit 0: lock as well as log record
1: non-exclusive lock
BX = file handle
CX:DX = starting offset in file
SI:DI = length of region to lock
BP = timeout in timer ticks (1/18 sec)
0000h = don't wait if already locked
Return: AL = status
00h successful
96h no dynamic memory for file
FEh timed out
FFh failed
Desc:   add the specified physical record to the log table, optionally locking
it
Note:   this function is supported by NetWare 4.6+, Advanced NetWare 1.0+, and
Alloy NTNX
SeeAlso: AH=BDh,AH=BEh,AH=BFh,AH=C2h,AH=D0h

See also: 215C

21BC - Novell NetWare - SYNCHRONIZATION SERVICES - LOG PHYSICAL RECORD