Int 15 Fn 12  - Desqview 2.50+ - Send Message - "getname" - Get Name Of M  [Q]

   AH = 12h
   BH = 12h
   BL = mailbox for which to retrieve name
       00h DWORD on top of stack is mailbox handle
       02h use given task's mailbox (task's handle on top of stack)
       03h use current task's default mailbox
   STACK: DWORD length of buffer for name
          DWORD pointer to buffer

Return: STACK: DWORD length of returned name (or size of buffer, if less)
Program: DESQview 2.5x is distributed as part of DESQview/X 1.0x

Note:  the returned name is not NUL-terminated

See Also: AH=12h/BH=11h"SETNAME",AX=DE0Eh