--- libtool-1.4.3/libltdl/acinclude.m4.multilib	2002-10-23 04:26:05.000000000 +0200
+++ libtool-1.4.3/libltdl/acinclude.m4	2003-01-04 22:26:09.000000000 +0100
@@ -2190,6 +2190,26 @@
   # 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 "$host_cpu" in
+  x86_64*|s390x*|powerpc64*)
+    echo '[#]line __oline__ "configure"' > conftest.$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-1.4.3/libtool.m4.multilib	2003-01-04 22:22:16.000000000 +0100
+++ libtool-1.4.3/libtool.m4	2003-01-04 22:25:15.000000000 +0100
@@ -2190,6 +2190,26 @@
   # 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 "$host_cpu" in
+  x86_64*|s390x*|powerpc64*)
+    echo '[#]line __oline__ "configure"' > conftest.$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*)