Fix spelling of existent in a few places.

(closes issue #12409)
Reported by: candlerb


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@114024 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_skinny.c

@@ -1824,7 +1824,7 @@ static int transmit_response(struct skinnysession *s, struct skinny_req *req)
 	int res = 0;
 
 	if (!s) {
-		ast_log(LOG_WARNING, "Asked to transmit to a non-existant session!\n");
+		ast_log(LOG_WARNING, "Asked to transmit to a non-existent session!\n");
 		return -1;
 	}
 

channels/chan_unistim.c

@@ -1141,7 +1141,7 @@ static void close_client(struct unistimsession *s)
 		ast_mutex_destroy(&s->lock);
 		ast_free(s);
 	} else
-		ast_log(LOG_WARNING, "Trying to delete non-existant session %p?\n", s);
+		ast_log(LOG_WARNING, "Trying to delete non-existent session %p?\n", s);
 	ast_mutex_unlock(&sessionlock);
 	return;
 }
@@ -3546,7 +3546,7 @@ static void parsing(int size, unsigned char *buf, struct unistimsession *pte,
 		}
 		if (pte->seq_server < seq) {
 			ast_log(LOG_NOTICE,
-					"%s Error : ACK received for a non-existant packet : #0x%.4x\n",
+					"%s Error : ACK received for a non-existent packet : #0x%.4x\n",
 					tmpbuf, pte->seq_server);
 			ast_mutex_unlock(&pte->lock);
 			return;
@@ -3598,7 +3598,7 @@ static void parsing(int size, unsigned char *buf, struct unistimsession *pte,
 		}
 		if (pte->seq_server < seq) {
 			ast_log(LOG_NOTICE,
-					"%s Error : received a request for a non-existant packet : #0x%.4x\n",
+					"%s Error : received a request for a non-existent packet : #0x%.4x\n",
 					tmpbuf, pte->seq_server);
 			return;
 		}

main/rtp.c

@@ -1870,7 +1870,7 @@ int ast_rtp_early_bridge(struct ast_channel *c0, struct ast_channel *c1)
 			ast_channel_unlock(c1);
 		return 0;
 	}
-	/* Consider empty media as non-existant */
+	/* Consider empty media as non-existent */
 	if (audio_src_res == AST_RTP_TRY_NATIVE && !srcp->them.sin_addr.s_addr)
 		srcp = NULL;
 	if (srcp && (srcp->nat || ast_test_flag(srcp, FLAG_NAT_ACTIVE)))