add s390, s390x and ia64. It builds, don't know if it runs tough.

code/unix/Makefile

@@ -106,11 +106,19 @@ ifeq ($(PLATFORM),linux)
   ifeq ($(ARCH),x86_64)
     LIB=lib64
   else
+  ifeq ($(ARCH),ppc64)
+    LIB=lib64
+  else
+  ifeq ($(ARCH),s390x)
+    LIB=lib64
+  else
   ifeq ($(ARCH),ppc)
     VM_PPC=vm_none
   endif
   endif
   endif
+  endif
+  endif
 
   # bk001205: no mo'  -I/usr/include/glide, no FX
   # bk001205: no mo'  -Dstricmp=strcasecmp, see q_shared.h