+echo "$as_me:18200: checking if GNAT supports SIGINT" >&5
+echo $ECHO_N "checking if GNAT supports SIGINT... $ECHO_C" >&6
+if test "${cf_cv_gnat_sigint+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+rm -rf conftest* *~conftest*
+cat >>conftest.ads <<CF_EOF
+with Ada.Interrupts.Names;
+
+package ConfTest is
+
+ pragma Warnings (Off); -- the next pragma exists since 3.11p
+ pragma Unreserve_All_Interrupts;
+ pragma Warnings (On);
+
+ protected Process is
+ procedure Stop;
+ function Continue return Boolean;
+ pragma Attach_Handler (Stop, Ada.Interrupts.Names.SIGINT);
+ private
+ Done : Boolean := False;
+ end Process;
+
+end ConfTest;
+CF_EOF
+cat >>conftest.adb <<CF_EOF
+package body ConfTest is
+ protected body Process is
+ procedure Stop is
+ begin
+ Done := True;
+ end Stop;
+ function Continue return Boolean is
+ begin
+ return not Done;
+ end Continue;
+ end Process;
+end ConfTest;
+CF_EOF
+if ( $cf_ada_make $ADAFLAGS conftest 1>&5 2>&1 ) ; then
+ cf_cv_gnat_sigint=yes
+else
+ cf_cv_gnat_sigint=no
+fi
+rm -rf conftest* *~conftest*
+
+fi
+echo "$as_me:18248: result: $cf_cv_gnat_sigint" >&5
+echo "${ECHO_T}$cf_cv_gnat_sigint" >&6
+
+if test $cf_cv_gnat_sigint = yes ; then
+ USE_GNAT_SIGINT=""
+else
+ USE_GNAT_SIGINT="#"
+fi
+
+echo "$as_me:18257: checking if GNAT pragma Unreferenced works" >&5