--- libogg-1.0/ogg.m4.lib64	2002-07-09 08:54:42.000000000 -0400
+++ libogg-1.0/ogg.m4	2002-07-25 13:45:52.000000000 -0400
@@ -14,12 +14,37 @@ AC_ARG_WITH(ogg-libraries,[  --with-ogg-
 AC_ARG_WITH(ogg-includes,[  --with-ogg-includes=DIR   Directory where libogg header files are installed (optional)], ogg_includes="$withval", ogg_includes="")
 AC_ARG_ENABLE(oggtest, [  --disable-oggtest       Do not try to compile and run a test Ogg program],, enable_oggtest=yes)
 
+  case $host in
+  *-*-linux*)
+    # Test if the compiler is 64bit
+    echo 'int i;' > conftest.$ac_ext
+    ogg_cv_cc_64bit_output=no
+    if AC_TRY_EVAL(ac_compile); then
+      case `/usr/bin/file conftest.$ac_objext` in
+      *"ELF 64"*)
+       ogg_cv_cc_64bit_output=yes
+        ;;
+      esac
+    fi
+    rm -rf conftest*
+    ;;
+  esac
+  
+  case $host_cpu:$ogg_cv_cc_64bit_output in
+  powerpc64:yes | s390x:yes | sparc64:yes | x86_64:yes)
+    ogg_libname="lib64"
+    ;;
+  *:*)
+    ogg_libname="lib"
+    ;;
+  esac
+
   if test "x$ogg_libraries" != "x" ; then
     OGG_LIBS="-L$ogg_libraries"
   elif test "x$ogg_prefix" != "x" ; then
-    OGG_LIBS="-L$ogg_prefix/lib"
+    OGG_LIBS="-L$ogg_prefix/$ogg_libname"
   elif test "x$prefix" != "xNONE" ; then
-    OGG_LIBS="-L$prefix/lib"
+    OGG_LIBS="-L$prefix/$ogg_libname"
   fi
 
   OGG_LIBS="$OGG_LIBS -logg"