Fix bio_wait() in crypto/bio/bio_lib.c in case OPENSSL_NO_SOCK

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/11736)

diff --git a/crypto/bio/bio_lib.c b/crypto/bio/bio_lib.c
index c625833cb06d25f493cc76dda52b71b5e9e50dab..1579f7c36608fe571baae5d51258ffe7fc2cee46 100644 (file)
--- a/crypto/bio/bio_lib.c
+++ b/crypto/bio/bio_lib.c
@@ -788,7 +788,9 @@ void bio_cleanup(void)
 /* Internal variant of the below BIO_wait() not calling BIOerr() */
 static int bio_wait(BIO *bio, time_t max_time, unsigned int milliseconds)
 {
+#ifndef OPENSSL_NO_SOCK
     int fd;
+#endif
 
     if (max_time == 0)
         return 1;