remove zulu (XVR-4000)
XVR-4000 was a very expensive, very rare graphics card.

@@ -133,11 +133,10 @@
 PMC_OBJS        += pmc.o
 TRAPSTAT_OBJS   += trapstat.o
 I2BSC_OBJS      += i2bsc.o
 GPTWOCFG_OBJS   += gptwocfg.o
 GPTWO_CPU_OBJS  += gptwo_cpu.o
-ZULUVM_OBJS     += zuluvm.o zulu_asm.o zulu_hat.o zulu_hat_asm.o
 
 JBUSPPM_OBJS    += jbusppm.o 
 RMC_COMM_OBJS   += rmc_comm.o rmc_comm_crctab.o rmc_comm_dp.o rmc_comm_drvintf.o
 RMCADM_OBJS     += rmcadm.o
 MEM_CACHE_OBJS  += mem_cache.o panther_asm.o