+ test -n "$verbose" && echo
+
+cf_search=
+
+# collect the current set of include-directories from compiler flags
+cf_header_path_list=""
+if test -n "${CFLAGS}${CPPFLAGS}" ; then
+ for cf_header_path in $CPPFLAGS $CFLAGS
+ do
+ case $cf_header_path in
+ (-I*)
+ cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
+
+test "x$cf_header_path" != "xNONE" && \
+test -d "$cf_header_path" && \
+ {
+ test -n "$verbose" && echo " ... testing for include-directories under $cf_header_path"
+ test -d $cf_header_path/include && cf_search="$cf_search $cf_header_path/include"
+ test -d $cf_header_path/include/$cf_ncuhdr_root && cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root"
+ test -d $cf_header_path/include/$cf_ncuhdr_root/include && cf_search="$cf_search $cf_header_path/include/$cf_ncuhdr_root/include"
+ test -d $cf_header_path/$cf_ncuhdr_root/include && cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include"
+ test -d $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root && cf_search="$cf_search $cf_header_path/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+}
+
+ cf_header_path_list="$cf_header_path_list $cf_search"
+ ;;
+ esac
+ done
+fi
+
+# add the variations for the package we are looking for
+
+cf_search=
+
+test "x$prefix" != "xNONE" && \
+test -d "$prefix" && \
+ {
+ test -n "$verbose" && echo " ... testing for include-directories under $prefix"
+ test -d $prefix/include && cf_search="$cf_search $prefix/include"
+ test -d $prefix/include/$cf_ncuhdr_root && cf_search="$cf_search $prefix/include/$cf_ncuhdr_root"
+ test -d $prefix/include/$cf_ncuhdr_root/include && cf_search="$cf_search $prefix/include/$cf_ncuhdr_root/include"
+ test -d $prefix/$cf_ncuhdr_root/include && cf_search="$cf_search $prefix/$cf_ncuhdr_root/include"
+ test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root && cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+}
+
+for cf_subdir_prefix in \
+ /usr \
+ /usr/local \
+ /usr/pkg \
+ /opt \
+ /opt/local \
+ $HOME
+do
+
+test "x$cf_subdir_prefix" != "x$prefix" && \
+test -d "$cf_subdir_prefix" && \
+(test -z "$prefix" || test x$prefix = xNONE || test "x$cf_subdir_prefix" != "x$prefix") && {
+ test -n "$verbose" && echo " ... testing for include-directories under $cf_subdir_prefix"
+ test -d $cf_subdir_prefix/include && cf_search="$cf_search $cf_subdir_prefix/include"
+ test -d $cf_subdir_prefix/include/$cf_ncuhdr_root && cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root"
+ test -d $cf_subdir_prefix/include/$cf_ncuhdr_root/include && cf_search="$cf_search $cf_subdir_prefix/include/$cf_ncuhdr_root/include"
+ test -d $cf_subdir_prefix/$cf_ncuhdr_root/include && cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include"
+ test -d $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root && cf_search="$cf_search $cf_subdir_prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
+}
+
+done
+
+test "$includedir" != NONE && \
+test "$includedir" != "/usr/include" && \
+test -d "$includedir" && {
+ test -d $includedir && cf_search="$cf_search $includedir"
+ test -d $includedir/$cf_ncuhdr_root && cf_search="$cf_search $includedir/$cf_ncuhdr_root"
+}
+
+test "$oldincludedir" != NONE && \
+test "$oldincludedir" != "/usr/include" && \
+test -d "$oldincludedir" && {
+ test -d $oldincludedir && cf_search="$cf_search $oldincludedir"
+ test -d $oldincludedir/$cf_ncuhdr_root && cf_search="$cf_search $oldincludedir/$cf_ncuhdr_root"
+}
+
+cf_search="$cf_search $cf_header_path_list"
+
+ test -n "$verbose" && echo search path $cf_search
+ cf_save2_CPPFLAGS="$CPPFLAGS"
+ for cf_incdir in $cf_search
+ do
+
+if test -n "$cf_incdir" ; then
+ for cf_add_incdir in $cf_incdir
+ do
+ while test $cf_add_incdir != /usr/include
+ do
+ if test -d $cf_add_incdir
+ then
+ cf_have_incdir=no
+ if test -n "$CFLAGS$CPPFLAGS" ; then
+ # a loop is needed to ensure we can add subdirs of existing dirs
+ for cf_test_incdir in $CFLAGS $CPPFLAGS ; do
+ if test ".$cf_test_incdir" = ".-I$cf_add_incdir" ; then
+ cf_have_incdir=yes; break
+ fi
+ done
+ fi
+
+ if test "$cf_have_incdir" = no ; then
+ if test "$cf_add_incdir" = /usr/local/include ; then
+ if test "$GCC" = yes
+ then
+ cf_save_CPPFLAGS=$CPPFLAGS
+ CPPFLAGS="$CPPFLAGS -I$cf_add_incdir"
+ cat >conftest.$ac_ext <<_ACEOF
+#line 6682 "configure"
+#include "confdefs.h"
+#include <stdio.h>