Clear out f_err pattern from handshake_client.c.

This leaves just handshake_server.c.

BUG=128

Change-Id: I92503404eca0765539c95f107a726fb84c28e8bd
Reviewed-on: https://boringssl-review.googlesource.com/17247
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>

ssl/internal.h

diff --git a/ssl/internal.h b/ssl/internal.h
index 450b812..24ec6ce 100644
--- a/ssl/internal.h
+++ b/ssl/internal.h
@@ -1305,7 +1305,7 @@
 /* tls12_check_peer_sigalg checks if |sigalg| is acceptable for the peer
  * signature. It returns one on success and zero on error, setting |*out_alert|
  * to an alert to send. */
-int tls12_check_peer_sigalg(SSL *ssl, int *out_alert, uint16_t sigalg);
+int tls12_check_peer_sigalg(SSL *ssl, uint8_t *out_alert, uint16_t sigalg);
 
 
 /* Underdocumented functions.