diff --git a/ChangeLog b/ChangeLog
index 1ef7b165..6f0b93d4 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2011-02-12  Giulio Paci  <giuliopaci@interfree.it>  (tiny change)
+	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	Fix detection of link flags for fort77 on GNU/Linux.
+	* lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): Properly detect
+	the fort77 (f2c wrapper) compiler verbose linking output flag.
+	Fixes also AC_F77_LIBRARY_LDFLAGS and AC_F77_DUMMY_MAIN.
+	* THANKS: Update.
+
 2011-02-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* doc/autoconf.texi: Rebuild menus using emacs ^C ^U ^A.
diff --git a/THANKS b/THANKS
index f0638bd7..079be662 100644
--- a/THANKS
+++ b/THANKS
@@ -151,6 +151,7 @@ Greg A. Woods               woods@weird.com
 Greg Schafer                gschafer@zip.com.au
 Gregorio Guidi              ?
 Gregory Giannoni            sand@narguile.org
+Giulio Paci                 giuliopaci@interfree.it
 Guido Draheim               Guido.Draheim@gmx.de
 Guido Flohr                 gufl0000@stud.uni-sb.de
 Guido van Rossum            ?
diff --git a/lib/autoconf/fortran.m4 b/lib/autoconf/fortran.m4
index bed9c96b..d5afbb98 100644
--- a/lib/autoconf/fortran.m4
+++ b/lib/autoconf/fortran.m4
@@ -540,6 +540,16 @@ case $ac_[]_AC_LANG_ABBREV[]_v_output in
 	s/-ignore  *'[[^']]*'/ /g; s/-ignore  *\"[[^\"]]*\"/ /g
 	s/-def  *'[[^']]*'/ /g; s/-def  *\"[[^\"]]*\"/ /g"` ;;
 
+  # If we are using fort77 (the f2c wrapper) then filter output and delete quotes.
+  *fort77*f2c*gcc*)
+    ac_[]_AC_LANG_ABBREV[]_v_output=`echo "$ac_[]_AC_LANG_ABBREV[]_v_output" | sed -n '
+        /:[[	 ]]\+Running[[	 ]]\{1,\}"gcc"/{
+          /"-c"/d
+          /[[.]]c"*/d
+          s/^.*"gcc"/"gcc"/
+          s/"//gp
+        }'` ;;
+
   # If we are using Cray Fortran then delete quotes.
   *cft90*)
     ac_[]_AC_LANG_ABBREV[]_v_output=`echo $ac_[]_AC_LANG_ABBREV[]_v_output | sed 's/"//g'` ;;