--- libtool-1.4.2/libtool.m4.multilib	2002-09-13 17:32:31.000000000 -0400
+++ libtool-1.4.2/libtool.m4	2002-09-13 17:32:34.000000000 -0400
@@ -2167,6 +2167,26 @@
   # people can always --disable-shared, the test was removed, and we
   # assume the GNU/Linux dynamic linker is in use.
   dynamic_linker='GNU/Linux ld.so'
+
+  # Find out which ABI we are using (multilib Linux x86_64 hack).
+  libsuff=
+  case "$host_cpu" in
+  x86_64*)
+    echo '[#]line __oline__ "configure"' > conftest.$ac_ext
+    if AC_TRY_EVAL(ac_compile); then
+      case `/usr/bin/file conftest.$ac_objext` in
+      *64-bit*)
+        libsuff=64
+        ;;
+      esac
+    fi
+    rm -rf conftest*
+    ;;
+  *)
+    ;;
+  esac
+  sys_lib_dlsearch_path_spec="/lib${libsuff} /usr/lib${libsuff}"
+  sys_lib_search_path_spec="/lib${libsuff} /usr/lib${libsuff} /usr/local/lib${libsuff}"
   ;;
 
 netbsd*)
--- libtool-1.4.2/libltdl/acinclude.m4.multilib	2002-09-13 17:32:31.000000000 -0400
+++ libtool-1.4.2/libltdl/acinclude.m4	2002-09-13 17:32:34.000000000 -0400
@@ -2167,6 +2167,26 @@
   # people can always --disable-shared, the test was removed, and we
   # assume the GNU/Linux dynamic linker is in use.
   dynamic_linker='GNU/Linux ld.so'
+
+  # Find out which ABI we are using (multilib Linux x86_64 hack).
+  libsuff=
+  case "$host_cpu" in
+  x86_64*)
+    echo '[#]line __oline__ "configure"' > conftest.$ac_ext
+    if AC_TRY_EVAL(ac_compile); then
+      case `/usr/bin/file conftest.$ac_objext` in
+      *64-bit*)
+        libsuff=64
+        ;;
+      esac
+    fi
+    rm -rf conftest*
+    ;;
+  *)
+    ;;
+  esac
+  sys_lib_dlsearch_path_spec="/lib${libsuff} /usr/lib${libsuff}"
+  sys_lib_search_path_spec="/lib${libsuff} /usr/lib${libsuff} /usr/local/lib${libsuff}"
   ;;
 
 netbsd*)