--- configure	2023-09-07 15:50:59.000000000 +0800
+++ configure	2023-10-13 16:53:09.000000000 +0800
@@ -3412,7 +3412,7 @@
 printf %s "checking where to install... " >&6; }
 case $prefix in
    \/* )   eval "INSTALL_DIR=$prefix";;
-   * ) eval "INSTALL_DIR=/usr/local/psblas";;
+   * ) eval "INSTALL_DIR=/opt/local";;
 esac
 case $libdir in
    \/* )   eval "INSTALL_LIBDIR=$libdir";;
@@ -3420,17 +3420,17 @@
 esac
 case $includedir in
    \/* )   eval "INSTALL_INCLUDEDIR=$includedir";;
-   * ) eval "INSTALL_INCLUDEDIR=$INSTALL_DIR/include";;
+   * ) eval "INSTALL_INCLUDEDIR=$INSTALL_DIR/include/psblas";;
 esac
 case $docsdir in
    \/* )   eval "INSTALL_DOCSDIR=$docsdir";;
-   * ) eval "INSTALL_DOCSDIR=$INSTALL_DIR/docs";;
+   * ) eval "INSTALL_DOCSDIR=$INSTALL_DIR/share/psblas/docs";;
 esac
 case $samplesdir in
    \/* )   eval "INSTALL_SAMPLESDIR=$samplesdir";;
-   * ) eval "INSTALL_SAMPLESDIR=$INSTALL_DIR/samples";;
+   * ) eval "INSTALL_SAMPLESDIR=$INSTALL_DIR/share/psblas/samples";;
 esac
-INSTALL_MODULESDIR=$INSTALL_DIR/modules
+INSTALL_MODULESDIR=$INSTALL_DIR/include/psblas/finclude
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL_DIR $INSTALL_INCLUDEDIR $INSTALL_MODULESDIR $INSTALL_LIBDIR $INSTALL_DOCSDIR $INSTALL_SAMPLESDIR" >&5
 printf "%s\n" "$INSTALL_DIR $INSTALL_INCLUDEDIR $INSTALL_MODULESDIR $INSTALL_LIBDIR $INSTALL_DOCSDIR $INSTALL_SAMPLESDIR" >&6; }