Index: configure.ac
===================================================================
--- old/configure.ac.orig
+++ new/configure.ac
@@ -121,7 +121,10 @@ if test "$x_libraries" != "NONE"; then
 fi
 
 # Add some common include and library path's
-CPPFLAGS="$CPPFLAGS -I/usr/local/include -I/usr/X11/include/ -I/usr/X11R6/include/ -I/usr/X11R6/include/X11 -I/usr/openwin/include -I$wprefix/include"
+CPPFLAGS="$CPPFLAGS -I/usr/X11/include/ -I/usr/X11R6/include/ -I/usr/X11R6/include/X11 -I/usr/openwin/include"
+case $wprefix in /usr|/usr/local) ;;
+*) CPPFLAGS="$CPPFLAGS -I$wprefix/include" ;;
+esac
 LDFLAGS="$LDFLAGS -L/usr/local/lib -L/usr/X11/lib -L/usr/X11R6/lib -L/usr/openwin/lib -L$wprefix/lib"
 
 # Checks for socket and nsl library, required on Solaris systems
@@ -241,7 +244,7 @@ if test -n "$perlpath"; then
         AC_DEFINE_UNQUOTED(PERL, "$perlpath", [Path of perl utility])
         # Checks for libwww-perl
         AC_MSG_CHECKING([for libwww-perl])
-        ac_try="$perlpath -c libwww.pl >/dev/null 2>conftest.out"
+        ac_try="$perlpath -c scripts/libwww.pl >/dev/null 2>conftest.out"
         if eval $ac_try; then
                 GETSCRIPT=libwww.pl     
                 AC_MSG_RESULT(yes)
