--- IO-AIO/configure	2018/02/20 05:23:47	1.22
+++ IO-AIO/configure	2018/08/25 19:25:32	1.27
@@ -2020,7 +2020,7 @@
 
 
 
-ac_config_headers="$ac_config_headers libeio/config.h"
+ac_config_headers="$ac_config_headers config.h"
 
 
 
@@ -4200,6 +4200,73 @@
 $as_echo "#define HAVE_PRCTL_SET_NAME 1" >>confdefs.h
 
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for posix_close" >&5
+$as_echo_n "checking for posix_close... " >&6; }
+if ${ac_cv_posix_close+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <unistd.h>
+int res;
+int main (void)
+{
+   res = posix_close (0, 0); /* we do not need any flags */
+   return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_posix_close=yes
+else
+  ac_cv_posix_close=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_posix_close" >&5
+$as_echo "$ac_cv_posix_close" >&6; }
+test $ac_cv_posix_close = yes &&
+$as_echo "#define HAVE_POSIX_CLOSE 1" >>confdefs.h
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for renameat2" >&5
+$as_echo_n "checking for renameat2... " >&6; }
+if ${ac_cv_renameat2+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <linux/fs.h>
+int res;
+int main (void)
+{
+   res = syscall (SYS_renameat2, 0, 0, 0, 0, RENAME_EXCHANGE | RENAME_NOREPLACE);
+   return 0;
+}
+
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_renameat2=yes
+else
+  ac_cv_renameat2=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_renameat2" >&5
+$as_echo "$ac_cv_renameat2" >&6; }
+test $ac_cv_renameat2 = yes &&
+$as_echo "#define HAVE_RENAMEAT2 1" >>confdefs.h
+
+
+
+
+# for these to work, you need to run autoheader in IO::AIO, not libeio :(
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for set/getrlimit" >&5
 $as_echo_n "checking for set/getrlimit... " >&6; }
@@ -4320,6 +4387,32 @@
 done
 
 
+for ac_header in sys/sysmacros.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "sys/sysmacros.h" "ac_cv_header_sys_sysmacros_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_sysmacros_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_SYSMACROS_H 1
+_ACEOF
+
+fi
+
+done
+
+
+for ac_header in sys/mkdev.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "sys/mkdev.h" "ac_cv_header_sys_mkdev_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_mkdev_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_MKDEV_H 1
+_ACEOF
+
+fi
+
+done
+
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for splice, vmsplice and tee" >&5
 $as_echo_n "checking for splice, vmsplice and tee... " >&6; }
 if ${ac_cv_linux_splice+:} false; then :
@@ -4450,9 +4543,9 @@
 $as_echo "#define HAVE_TIMERFD 1" >>confdefs.h
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for renameat2" >&5
-$as_echo_n "checking for renameat2... " >&6; }
-if ${ac_cv_renameat2+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for copy_file_range" >&5
+$as_echo_n "checking for copy_file_range... " >&6; }
+if ${ac_cv_copy_file_range+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4460,94 +4553,189 @@
 
 #include <unistd.h>
 #include <sys/syscall.h>
-#include <linux/fs.h>
+/*#include <linux/copy.h>*/
 int res;
 int main (void)
 {
-   res = syscall (SYS_renameat2, 0, 0, 0, 0, RENAME_EXCHANGE | RENAME_NOREPLACE);
+   /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/
+   res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0);
    return 0;
 }
 
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_renameat2=yes
+  ac_cv_copy_file_range=yes
 else
-  ac_cv_renameat2=no
+  ac_cv_copy_file_range=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_renameat2" >&5
-$as_echo "$ac_cv_renameat2" >&6; }
-test $ac_cv_renameat2 = yes &&
-$as_echo "#define HAVE_RENAMEAT2 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_copy_file_range" >&5
+$as_echo "$ac_cv_copy_file_range" >&6; }
+test $ac_cv_copy_file_range = yes &&
+$as_echo "#define HAVE_COPY_FILE_RANGE 1" >>confdefs.h
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for copy_file_range" >&5
-$as_echo_n "checking for copy_file_range... " >&6; }
-if ${ac_cv_copy_file_range+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for st_xtimensec" >&5
+$as_echo_n "checking for st_xtimensec... " >&6; }
+if ${ac_cv_xtimensec+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-#include <unistd.h>
-#include <sys/syscall.h>
-/*#include <linux/copy.h>*/
-int res;
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+
 int main (void)
 {
-   /*res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, COPY_FR_REFLINK | COPY_FR_DEDUP | COPY_FR_COPY);*/
-   res = syscall (SYS_copy_file_range, 0, 0, 0, 0, 0, 0);
-   return 0;
+   return PL_statcache.st_atimensec
+        + PL_statcache.st_mtimensec
+        + PL_statcache.st_ctimensec;
 }
 
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_copy_file_range=yes
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_xtimensec=yes
 else
-  ac_cv_copy_file_range=no
+  ac_cv_xtimensec=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_copy_file_range" >&5
-$as_echo "$ac_cv_copy_file_range" >&6; }
-test $ac_cv_copy_file_range = yes &&
-$as_echo "#define HAVE_COPY_FILE_RANGE 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_xtimensec" >&5
+$as_echo "$ac_cv_xtimensec" >&6; }
+test $ac_cv_xtimensec = yes &&
+$as_echo "#define HAVE_ST_XTIMENSEC 1" >>confdefs.h
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for posix_close" >&5
-$as_echo_n "checking for posix_close... " >&6; }
-if ${ac_cv_posix_close+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for st_xtimespec" >&5
+$as_echo_n "checking for st_xtimespec... " >&6; }
+if ${ac_cv_xtimespec+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-#include <unistd.h>
-int res;
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+
 int main (void)
 {
-   res = posix_close (0, 0); /* we do not need any flags */
-   return 0;
+   return PL_statcache.st_atim.tv_nsec
+        + PL_statcache.st_mtim.tv_nsec
+        + PL_statcache.st_ctim.tv_nsec;
 }
 
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_posix_close=yes
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_xtimespec=yes
 else
-  ac_cv_posix_close=no
+  ac_cv_xtimespec=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_posix_close" >&5
-$as_echo "$ac_cv_posix_close" >&6; }
-test $ac_cv_posix_close = yes &&
-$as_echo "#define HAVE_POSIX_CLOSE 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_xtimespec" >&5
+$as_echo "$ac_cv_xtimespec" >&6; }
+test $ac_cv_xtimespec = yes &&
+$as_echo "#define HAVE_ST_XTIMESPEC 1" >>confdefs.h
 
 
+# apparently, True64 uses st_u[amc]time, aix uses at_[amc]time_n and apple uses st_[amc,birth]timespec?
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for st_birthtimensec" >&5
+$as_echo_n "checking for st_birthtimensec... " >&6; }
+if ${ac_cv_birthtimensec+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+
+int main (void)
+{
+   return PL_statcache.st_birthtime + PL_statcache.st_birthtimensec;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_birthtimensec=yes
+else
+  ac_cv_birthtimensec=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_birthtimensec" >&5
+$as_echo "$ac_cv_birthtimensec" >&6; }
+test $ac_cv_birthtimensec = yes &&
+$as_echo "#define HAVE_ST_BIRTHTIMENSEC 1" >>confdefs.h
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for st_birthtimespec" >&5
+$as_echo_n "checking for st_birthtimespec... " >&6; }
+if ${ac_cv_birthtimespec+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+
+int main (void)
+{
+   return PL_statcache.st_birthtim.tv_sec + PL_statcache.st_birthtim.tv_nsec;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_birthtimespec=yes
+else
+  ac_cv_birthtimespec=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_birthtimespec" >&5
+$as_echo "$ac_cv_birthtimespec" >&6; }
+test $ac_cv_birthtimespec = yes &&
+$as_echo "#define HAVE_ST_BIRTHTIMESPEC 1" >>confdefs.h
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for st_gen" >&5
+$as_echo_n "checking for st_gen... " >&6; }
+if ${ac_cv_st_gen+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include "EXTERN.h"
+#include "perl.h"
+#include "XSUB.h"
+
+int main (void)
+{
+   return PL_statcache.st_gen;
+}
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_st_gen=yes
+else
+  ac_cv_st_gen=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_st_gen" >&5
+$as_echo "$ac_cv_st_gen" >&6; }
+test $ac_cv_st_gen = yes &&
+$as_echo "#define HAVE_ST_GEN 1" >>confdefs.h
 
 
 cat >confcache <<\_ACEOF
@@ -5222,7 +5410,7 @@
 for ac_config_target in $ac_config_targets
 do
   case $ac_config_target in
-    "libeio/config.h") CONFIG_HEADERS="$CONFIG_HEADERS libeio/config.h" ;;
+    "config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
 
   *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
@@ -5567,3 +5755,4 @@
 $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
+