add linux-s390 configuration (based on information submitted by
Denis Beauchemin <Denis.Beauchemin@Courrier.USherb.ca>)
diff --git a/config b/config
index a9d1261..8d924f8 100755
--- a/config
+++ b/config
@@ -407,7 +407,7 @@
 	options="$options -mips4"
 	OUT="irix-mips3-$CC"
 	;;
-  alpha-*-linux2)
+  alpha-*-linux2
         ISA=`awk '/cpu model/{print$4}' /proc/cpuinfo`
 	case ${ISA:-generic} in
 	*[67])	OUT="linux-alpha+bwx-$CC" ;;
@@ -459,6 +459,7 @@
 	*)	OUT="linux-sparcv7" ;;
 	esac ;;
   arm*-*-linux2) OUT="linux-elf-arm" ;;
+  s390-*-linux2) OUT="linux-s390" ;;
   *-*-linux2) OUT="linux-elf" ;;
   *-*-linux1) OUT="linux-aout" ;;
   sun4u*-*-solaris2)