NUBUS_SOURCE_BASE   76 arch/m68k/mac/oss.c 	irq_num = NUBUS_SOURCE_BASE + 5;
NUBUS_SOURCE_BASE  146 arch/m68k/mac/oss.c 			irq -= NUBUS_SOURCE_BASE;
NUBUS_SOURCE_BASE  179 arch/m68k/mac/oss.c 			irq -= NUBUS_SOURCE_BASE;