--- xchat.SlackBuild	2006-08-04 19:50:20.000000000 -0400
+++ xchat.SlackBuild.s390x	2006-09-02 22:40:17.000000000 -0400
@@ -12,7 +12,7 @@
   SLKCFLAGS="-O2 -march=i386 -mcpu=i686"
 elif [ "$ARCH" = "i486" ]; then
   SLKCFLAGS="-O2 -march=i486 -mtune=i686"
-elif [ "$ARCH" = "s390" ]; then
+elif [ "$ARCH" = "s390x" ]; then
   SLKCFLAGS="-O2"
 elif [ "$ARCH" = "x86_64" ]; then
   SLKCFLAGS="-O2"
@@ -33,8 +33,10 @@
 CFLAGS="$SLKCFLAGS" \
 ./configure \
   --prefix=/usr \
+  --libdir='${exec_prefix}/lib64' \
   --localstatedir=/var/lib \
   --enable-ipv6 \
+  --enable-tcl=/usr/lib64 \
   $ARCH-slackware-linux
 make -j3 || exit 1
 make install DESTDIR=$PKG