perlreapi: fix documentation on last(close)?paren

lastparen was described as being last open paren; it's actually highest
close paren. Also make it clear these correspond to $+ and $^N

diff --git a/pod/perlreapi.pod b/pod/perlreapi.pod
index 93da14b..4e06583 100644 (file)
--- a/pod/perlreapi.pod
+++ b/pod/perlreapi.pod
@@ -514,8 +514,8 @@ values.
                            created this object. */
 
         /* Data about the last/current match. These are modified during matching*/
-        U32 lastparen;            /* last open paren matched */
-        U32 lastcloseparen;       /* last close paren matched */
+        U32 lastparen;            /* highest close paren matched ($+) */
+        U32 lastcloseparen;       /* last close paren matched ($^N) */
         regexp_paren_pair *swap;  /* Swap copy of *offs */
         regexp_paren_pair *offs;  /* Array of offsets for (@-) and (@+) */