aconnect: fix error handler for alsa-lib <= 1.2.15

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

Author: perexg

seq/aconnect/aconnect.c

@@ -3,11 +3,11 @@
  *   ver.0.1.3
  *
  * Copyright (C) 1999 Takashi Iwai
- * 
+ *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2 as
  *  published by the Free Software Foundation.
- * 
+ *
  *  This program is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ -42,8 +42,8 @@ static void error_handler(const char *file, int line, const char *function, int
 	va_start(arg, fmt);
 	fprintf(stderr, "ALSA lib %s:%i:(%s) ", file, line, function);
 	vfprintf(stderr, fmt, arg);
-	if (err)
-		fprintf(stderr, ": %s", snd_strerror(err));
+	if (errcode)
+		fprintf(stderr, ": %s", snd_strerror(errcode));
 	putc('\n', stderr);
 	va_end(arg);
 }
@@ -367,7 +367,7 @@ int main(int argc, char **argv)
 		fprintf(stderr, _("can't open sequencer\n"));
 		return 1;
 	}
-	
+
 #if SND_LIB_VER(1, 2, 15) < SND_LIB_VERSION
 	snd_lib_error_set_handler(error_handler);
 #else