identify a few vars in intrpvar.h

diff --git a/intrpvar.h b/intrpvar.h
index eb398fc..138895a 100644 (file)
--- a/intrpvar.h
+++ b/intrpvar.h
@@ -279,22 +279,22 @@ PERLVARI(Isig_pending, int,0)           /* Number if highest signal pending */
 PERLVAR(Ipsig_pend, int *)             /* per-signal "count" of pending */
 
 /* shortcuts to various I/O objects */
-PERLVAR(Istdingv,      GV *)
-PERLVAR(Istderrgv,     GV *)
+PERLVAR(Istdingv,      GV *)           /*  *STDIN      */
+PERLVAR(Istderrgv,     GV *)           /*  *STDERR     */
 PERLVAR(Idefgv,                GV *)
-PERLVAR(Iargvgv,       GV *)
-PERLVAR(Iargvoutgv,    GV *)
+PERLVAR(Iargvgv,       GV *)           /*  *ARGV       */
+PERLVAR(Iargvoutgv,    GV *)           /*  *ARGVOUT    */
 PERLVAR(Iargvout_stack,        AV *)
 
 /* shortcuts to regexp stuff */
-PERLVAR(Ireplgv,       GV *)
+PERLVAR(Ireplgv,       GV *)           /*  *^R         */
 
 /* shortcuts to misc objects */
-PERLVAR(Ierrgv,                GV *)
+PERLVAR(Ierrgv,                GV *)           /*  *@          */
 
 /* shortcuts to debugging objects */
-PERLVAR(IDBgv,         GV *)
-PERLVAR(IDBline,       GV *)
+PERLVAR(IDBgv,         GV *)           /*  *DB::DB     */
+PERLVAR(IDBline,       GV *)           /*  *DB::line   */
 
 /*
 =for apidoc mn|GV *|PL_DBsub
@@ -318,10 +318,10 @@ variable.  See C<PL_DBsingle>.
 =cut
 */
 
-PERLVAR(IDBsub,                GV *)
-PERLVAR(IDBsingle,     SV *)
-PERLVAR(IDBtrace,      SV *)
-PERLVAR(IDBsignal,     SV *)
+PERLVAR(IDBsub,                GV *)           /*  *DB::sub    */
+PERLVAR(IDBsingle,     SV *)           /*  $DB::single */
+PERLVAR(IDBtrace,      SV *)           /*  $DB::trace  */
+PERLVAR(IDBsignal,     SV *)           /*  $DB::signal */
 PERLVAR(Idbargs,       AV *)           /* args to call listed by caller function */
 
 /* symbol tables */