Symbol: MBC_TOGGLE_INTERRUPT
usr/src/uts/common/io/fibre-channel/fca/qlc/ql_api.c
2513
WRT16_IO_REG(ha, mailbox_in[0], MBC_TOGGLE_INTERRUPT);
usr/src/uts/common/io/fibre-channel/fca/qlc/ql_mbx.c
5079
mcp->mb[0] = MBC_TOGGLE_INTERRUPT;