Offer darwin64-x86_64-cc as option.

diff --git a/config b/config
index 2b73f27aa48f3aef1db36087c5ecef2ec482a6a7..5a75047021946f3425a3bac8184fe533bc4b7489 100755 (executable)
--- a/config
+++ b/config
@@ -536,7 +536,17 @@ case "$GUESSOS" in
            fi
        fi
        OUT="darwin-ppc-cc" ;;
-  i386-apple-darwin*) OUT="darwin-i386-cc" ;;
+  i386-apple-darwin*)
+       ISA64=`(sysctl -n hw.optional.x86_64) 2>/dev/null`
+       if [ "$ISA64" = "1" ]; then
+           echo "WARNING! If you wish to build 64-bit library, then you have to"
+           echo "         invoke './Configure darwin64-x86_86-cc' *manually*."
+           if [ "$TEST" = "false" -a -t 1 ]; then
+             echo "         You have about 5 seconds to press Ctrl-C to abort."
+             (trap "stty `stty -g`" 2 0; stty -icanon min 0 time 50; read waste) <&1
+           fi
+       fi
+       OUT="darwin-i386-cc" ;;
   alpha-*-linux2)
         ISA=`awk '/cpu model/{print$4;exit(0);}' /proc/cpuinfo`
        case ${ISA:-generic} in