+for ac_func in fmemopen funopen
+do :
+ as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+ cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking required gcc -std flag" >&5
+$as_echo_n "checking required gcc -std flag... " >&6; }
+if ${secnet_cv_gcc_std_flag+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ secnet_cv_gcc_std_flag=""
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+void x(void) { for (int i=0; i<1; i++) { } }
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+
+ old_cflags="$CFLAGS"
+ CFLAGS="$CFLAGS -std=gnu11"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+void x(void) { for (int i=0; i<1; i++) { } }
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ secnet_cv_gcc_std_flag=" -std=gnu11"
+
+else
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: failure!" >&5
+$as_echo "failure!" >&6; }
+ as_fn_error 1 "cannot get test program to compile" "$LINENO" 5
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$old_cflags"
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $secnet_cv_gcc_std_flag" >&5
+$as_echo "$secnet_cv_gcc_std_flag" >&6; }
+CFLAGS="$CFLAGS$secnet_cv_gcc_std_flag"
+