configure.ac: Don't use libdl on mips-sgi-irix6*.

	* configure.ac: Don't use libdl on mips-sgi-irix6*.
	* configure: Regenerate.

From-SVN: r169522

libjava/ChangeLog

+2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* configure.ac: Don't use libdl on mips-sgi-irix6*.
+	* configure: Regenerate.
+
 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* testsuite/libjava.jni/jni.exp (gcj_jni_get_cxxflags_invocation):

libjava/configure

@@ -23141,9 +23141,8 @@ fi
    if test "$GC" = boehm; then
       case "${host}" in
           mips-sgi-irix6*)
-	    # IRIX 6 lacks a N64 libdl.so, but only the N32 (default multilib)
-	    # libgcj.spec is used, so override here
-	    SYSTEMSPEC="$SYSTEMSPEC %{!mabi=64:-ldl}"
+	    # While IRIX 6 has libdl for the O32 and N32 ABIs, the N64 one is
+	    # missing.  It's unnecessary anyway since dlopen lives in libc.
 	    ;;
 	  *-*-darwin*)
 	    ;;

libjava/configure.ac

@@ -1460,9 +1460,8 @@ else
    if test "$GC" = boehm; then
       case "${host}" in
           mips-sgi-irix6*)
-	    # IRIX 6 lacks a N64 libdl.so, but only the N32 (default multilib)
-	    # libgcj.spec is used, so override here
-	    SYSTEMSPEC="$SYSTEMSPEC %{!mabi=64:-ldl}"
+	    # While IRIX 6 has libdl for the O32 and N32 ABIs, the N64 one is
+	    # missing.  It's unnecessary anyway since dlopen lives in libc.
 	    ;;
 	  *-*-darwin*)
 	    ;;