Don't know if the change is breaking something but it's a little
bit better than no value at all. I'm not even sure of how to handle
n32 :(
---
 installplatform |    8 	8 +	0 -	0 !
 1 file changed, 8 insertions(+)

Index: rpm-4.6.0/installplatform
===================================================================
--- rpm-4.6.0.orig/installplatform	2009-01-28 06:31:06.000000000 -0500
+++ rpm-4.6.0/installplatform	2009-04-08 08:58:42.000000000 -0400
@@ -124,6 +124,14 @@ for SUBST in $SUBSTS ; do
 	ISANAME=`echo ${ARCH} | sed "s/^\([^-]*\)-.*/\1/"`
 	ISABITS=32
 	;;
+    mipsel)
+        ISANAME=mipsel
+	ISABITS=32
+	;;
+    mips)
+        ISANAME=mips
+	ISABITS=32
+	;;
   esac
 
   if [ -n "$MULTILIBNO" ]; then