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-rw-r--r--patchlevel.h17
1 files changed, 8 insertions, 9 deletions
diff --git a/patchlevel.h b/patchlevel.h
index d0fa32d768..e25b1308bf 100644
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -7,18 +7,17 @@
#define PERL_VERSION 5 /* epoch */
#define PERL_SUBVERSION 640 /* generation */
-/* Compatibility across versions: MakeMaker will install add-on
- modules in a directory with the PERL_APIVERSION version number.
+/* The following numbers describe the earliest compatible version of
+ Perl ("compatibility" here being defined as sufficient binary/API
+ compatibility to run XS code built with the older version).
Normally this should not change across maintenance releases.
- perl.c:incpush() and lib/lib.pm will automatically search older
- directories across major versions back to to PERL_XS_APIVERSION
- for XS modules and back to PERL_PM_APIVERSION for pure PERL modules.
- (Since the versioned directory layout didn't start until 5.005,
- that's the earliest these can go back.
- See INSTALL for how this works.
+ This is used by Configure et al to figure out which version libraries
+ are legal to include in @INC. See INSTALL for how this works.
*/
-#define PERL_APIVERSION 5.00564 /* Adjust manually as needed. */
+#define PERL_API_REVISION 5 /* Adjust manually as needed. */
+#define PERL_API_VERSION 5 /* Adjust manually as needed. */
+#define PERL_API_SUBVERSION 640 /* Adjust manually as needed. */
#define __PATCHLEVEL_H_INCLUDED__
#endif