revert change#4618 (breaks C<$_ = 'A:B'; s/^[a-z]:/x/>)

p4raw-link: @4618 on //depot/perl: f9d9cdce9cbb41baf3d0716ebac8540732d59bf8

p4raw-id: //depot/perl@4622

1 files changed, 0 insertions, 1 deletions

diff --git a/perl.h b/perl.h
index 06b398cbb6..7197dcc907 100644
--- a/perl.h
+++ b/perl.h
@@ -1748,7 +1748,6 @@ struct _sublex_info {
 typedef struct magic_state MGS;	/* struct magic_state defined in mg.c */
 
 struct scan_data_t;		/* Used in S_* functions in regcomp.c */
-struct regnode_charclass_class;	/* Used in S_* functions in regcomp.c */
 
 typedef I32 CHECKPOINT;