INT 21 - Novell NetWare - WORKSTATION - GET FILE SERVER NAME
        AX = EF04h
Return: ES:SI -> network shell's file server name table (see below)
Notes:  this function is supported by Advanced NetWare 1.0+
        the name table consists of eight 48-byte entries, each consisting of
          an ASCIZ server name for the corresponding entry in the connection
          ID table