X-Git-Url: http://ncurses.scripts.mit.edu/?a=blobdiff_plain;f=test%2Fconfigure;h=d589c3e63e1abda590aa60aec8d6348c59f0e09b;hb=73ab536b636227eed291dad213ca88c93d422fb8;hp=7f2ea982e77e84073053dcf916a5356b5f5c5960;hpb=a0bb9c404174926bf131a5989a0524a6eecd09eb;p=ncurses.git

diff --git a/test/configure b/test/configure
index 7f2ea982..d589c3e6 100755
--- a/test/configure
+++ b/test/configure
@@ -2394,7 +2394,7 @@ else
 
 if test "$cross_compiling" = yes ; then
 	case $target_alias in #(vi
-	*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw32*|*-uwin*) #(vi
+	*-os2-emx*|*-msdosdjgpp*|*-cygwin*|*-msys*|*-mingw*|*-uwin*) #(vi
 		cf_cv_mixedcase=no
 		;;
 	*)
@@ -5804,7 +5804,7 @@ if test -n "${CFLAGS}${CPPFLAGS}" ; then
 		-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
-test "$cf_header_path" != "NONE" && \
+test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
@@ -5825,9 +5825,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr"
 	test -d /usr/include &&          cf_search="$cf_search /usr/include"
 	test -d /usr/include/$cf_ncuhdr_root &&       cf_search="$cf_search /usr/include/$cf_ncuhdr_root"
@@ -5836,7 +5836,7 @@ test -d "/usr" && \
 	test -d /usr/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /usr/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
@@ -5847,9 +5847,9 @@ test -d "$prefix" && \
 	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr/local"
 	test -d /usr/local/include &&          cf_search="$cf_search /usr/local/include"
 	test -d /usr/local/include/$cf_ncuhdr_root &&       cf_search="$cf_search /usr/local/include/$cf_ncuhdr_root"
@@ -5858,9 +5858,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /usr/local/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /opt"
 	test -d /opt/include &&          cf_search="$cf_search /opt/include"
 	test -d /opt/include/$cf_ncuhdr_root &&       cf_search="$cf_search /opt/include/$cf_ncuhdr_root"
@@ -5869,9 +5869,9 @@ test -d "/opt" && \
 	test -d /opt/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /opt/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under $HOME"
 	test -d $HOME/include &&          cf_search="$cf_search $HOME/include"
 	test -d $HOME/include/$cf_ncuhdr_root &&       cf_search="$cf_search $HOME/include/$cf_ncuhdr_root"
@@ -6642,7 +6642,7 @@ if test -n "${LDFLAGS}${LIBS}" ; then
 		-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
-test "$cf_library_path" != "NONE" && \
+test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
@@ -6661,9 +6661,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr"
 	test -d /usr/lib &&          cf_search="$cf_search /usr/lib"
 	test -d /usr/lib/$cf_nculib_root &&       cf_search="$cf_search /usr/lib/$cf_nculib_root"
@@ -6672,7 +6672,7 @@ test -d "/usr" && \
 	test -d /usr/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /usr/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
@@ -6683,9 +6683,9 @@ test -d "$prefix" && \
 	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr/local"
 	test -d /usr/local/lib &&          cf_search="$cf_search /usr/local/lib"
 	test -d /usr/local/lib/$cf_nculib_root &&       cf_search="$cf_search /usr/local/lib/$cf_nculib_root"
@@ -6694,9 +6694,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /usr/local/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /opt"
 	test -d /opt/lib &&          cf_search="$cf_search /opt/lib"
 	test -d /opt/lib/$cf_nculib_root &&       cf_search="$cf_search /opt/lib/$cf_nculib_root"
@@ -6705,9 +6705,9 @@ test -d "/opt" && \
 	test -d /opt/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /opt/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $HOME"
 	test -d $HOME/lib &&          cf_search="$cf_search $HOME/lib"
 	test -d $HOME/lib/$cf_nculib_root &&       cf_search="$cf_search $HOME/lib/$cf_nculib_root"
@@ -6973,7 +6973,7 @@ if test -n "${CFLAGS}${CPPFLAGS}" ; then
 		-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
-test "$cf_header_path" != "NONE" && \
+test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
@@ -6994,9 +6994,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr"
 	test -d /usr/include &&          cf_search="$cf_search /usr/include"
 	test -d /usr/include/utf8 &&       cf_search="$cf_search /usr/include/utf8"
@@ -7005,7 +7005,7 @@ test -d "/usr" && \
 	test -d /usr/utf8/include/utf8 &&    cf_search="$cf_search /usr/utf8/include/utf8"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
@@ -7016,9 +7016,9 @@ test -d "$prefix" && \
 	test -d $prefix/utf8/include/utf8 &&    cf_search="$cf_search $prefix/utf8/include/utf8"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr/local"
 	test -d /usr/local/include &&          cf_search="$cf_search /usr/local/include"
 	test -d /usr/local/include/utf8 &&       cf_search="$cf_search /usr/local/include/utf8"
@@ -7027,9 +7027,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/utf8/include/utf8 &&    cf_search="$cf_search /usr/local/utf8/include/utf8"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /opt"
 	test -d /opt/include &&          cf_search="$cf_search /opt/include"
 	test -d /opt/include/utf8 &&       cf_search="$cf_search /opt/include/utf8"
@@ -7038,9 +7038,9 @@ test -d "/opt" && \
 	test -d /opt/utf8/include/utf8 &&    cf_search="$cf_search /opt/utf8/include/utf8"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under $HOME"
 	test -d $HOME/include &&          cf_search="$cf_search $HOME/include"
 	test -d $HOME/include/utf8 &&       cf_search="$cf_search $HOME/include/utf8"
@@ -7135,7 +7135,7 @@ if test -n "${LDFLAGS}${LIBS}" ; then
 		-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
-test "$cf_library_path" != "NONE" && \
+test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
@@ -7154,9 +7154,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr"
 	test -d /usr/lib &&          cf_search="$cf_search /usr/lib"
 	test -d /usr/lib/utf8 &&       cf_search="$cf_search /usr/lib/utf8"
@@ -7165,7 +7165,7 @@ test -d "/usr" && \
 	test -d /usr/utf8/lib/utf8 &&    cf_search="$cf_search /usr/utf8/lib/utf8"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
@@ -7176,9 +7176,9 @@ test -d "$prefix" && \
 	test -d $prefix/utf8/lib/utf8 &&    cf_search="$cf_search $prefix/utf8/lib/utf8"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr/local"
 	test -d /usr/local/lib &&          cf_search="$cf_search /usr/local/lib"
 	test -d /usr/local/lib/utf8 &&       cf_search="$cf_search /usr/local/lib/utf8"
@@ -7187,9 +7187,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/utf8/lib/utf8 &&    cf_search="$cf_search /usr/local/utf8/lib/utf8"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /opt"
 	test -d /opt/lib &&          cf_search="$cf_search /opt/lib"
 	test -d /opt/lib/utf8 &&       cf_search="$cf_search /opt/lib/utf8"
@@ -7198,9 +7198,9 @@ test -d "/opt" && \
 	test -d /opt/utf8/lib/utf8 &&    cf_search="$cf_search /opt/utf8/lib/utf8"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $HOME"
 	test -d $HOME/lib &&          cf_search="$cf_search $HOME/lib"
 	test -d $HOME/lib/utf8 &&       cf_search="$cf_search $HOME/lib/utf8"
@@ -7798,7 +7798,7 @@ if test -n "${CFLAGS}${CPPFLAGS}" ; then
 		-I*)
 			cf_header_path=`echo ".$cf_header_path" |sed -e 's/^...//' -e 's,/include$,,'`
 
-test "$cf_header_path" != "NONE" && \
+test "x$cf_header_path" != "xNONE" && \
 test -d "$cf_header_path" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $cf_header_path"
@@ -7819,9 +7819,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr"
 	test -d /usr/include &&          cf_search="$cf_search /usr/include"
 	test -d /usr/include/$cf_ncuhdr_root &&       cf_search="$cf_search /usr/include/$cf_ncuhdr_root"
@@ -7830,7 +7830,7 @@ test -d "/usr" && \
 	test -d /usr/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /usr/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for include-directories under $prefix"
@@ -7841,9 +7841,9 @@ test -d "$prefix" && \
 	test -d $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search $prefix/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /usr/local"
 	test -d /usr/local/include &&          cf_search="$cf_search /usr/local/include"
 	test -d /usr/local/include/$cf_ncuhdr_root &&       cf_search="$cf_search /usr/local/include/$cf_ncuhdr_root"
@@ -7852,9 +7852,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /usr/local/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under /opt"
 	test -d /opt/include &&          cf_search="$cf_search /opt/include"
 	test -d /opt/include/$cf_ncuhdr_root &&       cf_search="$cf_search /opt/include/$cf_ncuhdr_root"
@@ -7863,9 +7863,9 @@ test -d "/opt" && \
 	test -d /opt/$cf_ncuhdr_root/include/$cf_ncuhdr_root &&    cf_search="$cf_search /opt/$cf_ncuhdr_root/include/$cf_ncuhdr_root"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for include-directories under $HOME"
 	test -d $HOME/include &&          cf_search="$cf_search $HOME/include"
 	test -d $HOME/include/$cf_ncuhdr_root &&       cf_search="$cf_search $HOME/include/$cf_ncuhdr_root"
@@ -8636,7 +8636,7 @@ if test -n "${LDFLAGS}${LIBS}" ; then
 		-L*)
 			cf_library_path=`echo ".$cf_library_path" |sed -e 's/^...//' -e 's,/lib$,,'`
 
-test "$cf_library_path" != "NONE" && \
+test "x$cf_library_path" != "xNONE" && \
 test -d "$cf_library_path" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $cf_library_path"
@@ -8655,9 +8655,9 @@ fi
 
 cf_search=
 
-test "/usr" != "$prefix" && \
+test "x/usr" != "x$prefix" && \
 test -d "/usr" && \
-(test $prefix = NONE || test "/usr" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr"
 	test -d /usr/lib &&          cf_search="$cf_search /usr/lib"
 	test -d /usr/lib/$cf_nculib_root &&       cf_search="$cf_search /usr/lib/$cf_nculib_root"
@@ -8666,7 +8666,7 @@ test -d "/usr" && \
 	test -d /usr/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /usr/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "$prefix" != "NONE" && \
+test "x$prefix" != "xNONE" && \
 test -d "$prefix" && \
  {
 	test -n "$verbose" && echo "	... testing for lib-directories under $prefix"
@@ -8677,9 +8677,9 @@ test -d "$prefix" && \
 	test -d $prefix/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search $prefix/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "/usr/local" != "$prefix" && \
+test "x/usr/local" != "x$prefix" && \
 test -d "/usr/local" && \
-(test $prefix = NONE || test "/usr/local" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/usr/local" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /usr/local"
 	test -d /usr/local/lib &&          cf_search="$cf_search /usr/local/lib"
 	test -d /usr/local/lib/$cf_nculib_root &&       cf_search="$cf_search /usr/local/lib/$cf_nculib_root"
@@ -8688,9 +8688,9 @@ test -d "/usr/local" && \
 	test -d /usr/local/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /usr/local/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "/opt" != "$prefix" && \
+test "x/opt" != "x$prefix" && \
 test -d "/opt" && \
-(test $prefix = NONE || test "/opt" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x/opt" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under /opt"
 	test -d /opt/lib &&          cf_search="$cf_search /opt/lib"
 	test -d /opt/lib/$cf_nculib_root &&       cf_search="$cf_search /opt/lib/$cf_nculib_root"
@@ -8699,9 +8699,9 @@ test -d "/opt" && \
 	test -d /opt/$cf_nculib_root/lib/$cf_nculib_root &&    cf_search="$cf_search /opt/$cf_nculib_root/lib/$cf_nculib_root"
 }
 
-test "$HOME" != "$prefix" && \
+test "x$HOME" != "x$prefix" && \
 test -d "$HOME" && \
-(test $prefix = NONE || test "$HOME" != "$prefix") && {
+(test -z "$prefix" || test x$prefix = xNONE || test "x$HOME" != "x$prefix") && {
 	test -n "$verbose" && echo "	... testing for lib-directories under $HOME"
 	test -d $HOME/lib &&          cf_search="$cf_search $HOME/lib"
 	test -d $HOME/lib/$cf_nculib_root &&       cf_search="$cf_search $HOME/lib/$cf_nculib_root"