-HAVE_CARBON=no
-if test "${with_carbon}" != no; then
- if test "${ac_cv_header_Carbon_Carbon_h+set}" = set; then
- { echo "$as_me:$LINENO: checking for Carbon/Carbon.h" >&5
-echo $ECHO_N "checking for Carbon/Carbon.h... $ECHO_C" >&6; }
-if test "${ac_cv_header_Carbon_Carbon_h+set}" = set; then
+HAVE_NS=no
+NS_IMPL_COCOA=no
+NS_IMPL_GNUSTEP=no
+tmp_CPPFLAGS="$CPPFLAGS"
+tmp_CFLAGS="$CFLAGS"
+CPPFLAGS="$CPPFLAGS -x objective-c"
+CFLAGS="$CFLAGS -x objective-c"
+if test "${with_ns}" != no; then
+ if test "${opsys}" = darwin; then
+ NS_IMPL_COCOA=yes
+ ns_appdir=`pwd`/nextstep/Emacs.app
+ ns_appbindir=`pwd`/nextstep/Emacs.app/Contents/MacOS
+ ns_appresdir=`pwd`/nextstep/Emacs.app/Contents/Resources
+ ns_appsrc=${srcdir}/nextstep/Cocoa/Emacs.base
+ elif test -f /etc/GNUstep/GNUstep.conf; then
+ NS_IMPL_GNUSTEP=yes
+ ns_appdir=`pwd`/nextstep/Emacs.app
+ ns_appbindir=`pwd`/nextstep/Emacs.app
+ ns_appresdir=`pwd`/nextstep/Emacs.app/Resources
+ ns_appsrc=${srcdir}/nextstep/GNUstep/Emacs.base
+ GNUSTEP_MAKEFILES="$(source /etc/GNUstep/GNUstep.conf; echo $GNUSTEP_MAKEFILES)"
+ GNUSTEP_SYSTEM_HEADERS="$(source /etc/GNUstep/GNUstep.conf; echo $GNUSTEP_SYSTEM_HEADERS)"
+ GNUSTEP_SYSTEM_LIBRARIES="$(source /etc/GNUstep/GNUstep.conf; echo $GNUSTEP_SYSTEM_LIBRARIES)"
+ CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS}"
+ CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS}"
+ REAL_CFLAGS="$REAL_CFLAGS -I${GNUSTEP_SYSTEM_HEADERS}"
+ LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES}"
+ fi
+ if test "${ac_cv_header_AppKit_AppKit_h+set}" = set; then
+ { echo "$as_me:$LINENO: checking for AppKit/AppKit.h" >&5
+echo $ECHO_N "checking for AppKit/AppKit.h... $ECHO_C" >&6; }
+if test "${ac_cv_header_AppKit_AppKit_h+set}" = set; then