BIO: Fix typo in BIO_pop documentation

Corrected "is is" to "it is" in the BIO_pop() description to
improve documentation clarity.

CLA: trivial

Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Eugene Syromiatnikov <esyr@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.foundation>
MergeDate: Mon Mar 16 11:30:42 2026
(Merged from https://github.com/openssl/openssl/pull/30404)

(cherry picked from commit e1eb88118a95445eb9c2d074c853776feaab4de7)

diff --git a/doc/man3/BIO_push.pod b/doc/man3/BIO_push.pod
index 84ce3f042d1ea69f8a4ed3f2c24fdaff69aa5f40..8170a48c0cea29f512d6eb69eb10baa70a72955f 100644 (file)
--- a/doc/man3/BIO_push.pod
+++ b/doc/man3/BIO_push.pod
@@ -20,7 +20,7 @@ Otherwise it prepends I<b>, which may be a single BIO or a chain of BIOs,
 to I<next> (unless I<next> is NULL).
 It then makes a control call on I<b> and returns I<b>.
 
-BIO_pop() removes the BIO I<b> from any chain is is part of.
+BIO_pop() removes the BIO I<b> from any chain it is part of.
 If I<b> is NULL the function does nothing and returns NULL.
 Otherwise it makes a control call on I<b> and
 returns the next BIO in the chain, or NULL if there is no next BIO.