Commit bbc2ccf for zlib

commit bbc2ccf3d0de267576b524b875c769a724a513b0
Author: Mark Adler <git@madler.net>
Date:   Fri Jun 19 16:50:46 2026 -0700

    Remedy missing return statement in gzwrite.c.

diff --git a/gzwrite.c b/gzwrite.c
index b5026e5..b217b85 100644
--- a/gzwrite.c
+++ b/gzwrite.c
@@ -444,6 +444,7 @@ int ZEXPORTVA gzvprintf(gzFile file, const char *format, va_list va) {
                a Z_BUF_ERROR to let the application know that this gzprintf()
                needs to be retried. */
             gz_error(state, Z_BUF_ERROR, "stalled write on gzprintf");
+            return state->err;
         }
         if (!state->again)
             return state->err;