--- GUI_SRC_3.2.6/adm_local/unix/config_files/check_qwt.m4.org	2008-02-19 14:43:03.000000000 +0100
+++ GUI_SRC_3.2.6/adm_local/unix/config_files/check_qwt.m4	2008-02-19 14:46:31.000000000 +0100
@@ -27,17 +27,17 @@
   exits_ok=no	
   if test "x$exits_ok" = "xno"; then
      for d in /usr/local /usr ; do
-        AC_CHECK_FILE(${d}/lib${LIB_LOCATION_SUFFIX}/libqwt.so,exits_ok=yes,exits_ok=no)
+        AC_CHECK_FILE(${d}/lib${LIB_LOCATION_SUFFIX}/libqwt.so.4,exits_ok=yes,exits_ok=no)
         if test "x$exits_ok" = "xyes"; then
            QWTHOME=$d
-           AC_MSG_RESULT(libqwt.so detected in $d/lib)
+           AC_MSG_RESULT(libqwt.so.4 detected in $d/lib)
         fi
      done
   fi
   if test "x$exits_ok" = "xno"; then
      for d in `echo $LD_LIBRARY_PATH | sed -e "s/:/ /g"` ; do
-        if test -f $d/libqwt.so ; then
-           AC_MSG_RESULT(libqwt.so detected in $d)
+        if test -f $d/libqwt.so.4 ; then
+           AC_MSG_RESULT(libqwt.so.4 detected in $d)
            QWTHOME=$d
            QWTHOME=`echo ${QWTHOME} | sed -e "s,[[^/]]*$,,;s,/$,,;s,^$,.,"`
            exits_ok=yes
--- GUI_SRC_3.2.6/adm_local/unix/config_files/check_qwt.m4_orig	2008-01-06 12:46:14.000000000 +0100
+++ GUI_SRC_3.2.6/adm_local/unix/config_files/check_qwt.m4	2008-01-06 13:16:14.000000000 +0100
@@ -96,9 +96,9 @@
   fi
   if test "x$QWTHOME" = "x/usr"
   then
-    LIBS="$LIBS -lqwt"
+    LIBS="$LIBS -L$QWTHOME/lib -llibqwt.so.4"
   else
-    LIBS="$LIBS -L$QWTHOME/lib -lqwt"
+    LIBS="$LIBS -L$QWTHOME/lib -llibqwt.so.4"
   fi
 
   CXXFLAGS_old=$CXXFLAGS
@@ -126,9 +126,9 @@
     QWT_INCLUDES="-I$QWT_INCLUDES"
     if test "x$QWTHOME" = "x/usr"
     then
-      QWT_LIBS=" -lqwt"
+      QWT_LIBS="-L$QWTHOME/lib -llibqwt.so.4"
     else
-      QWT_LIBS="-L$QWTHOME/lib -lqwt"
+      QWT_LIBS="-L$QWTHOME/lib -llibqwt.so.4"
     fi
 
     AC_SUBST(QWT_INCLUDES)