--- ./miniupnpd.c.orig	2014-04-23 15:41:11.783562093 +0000
+++ ./miniupnpd.c	2014-04-23 15:43:19.672842038 +0000
@@ -797,7 +797,7 @@
 {
 	int i;
 	int pid;
-	int debug_flag = 0;
+	int debug_flag = 0, foreground_flag = 0;
 	int openlog_option;
 	struct sigaction sa;
 	/*const char * logfilename = 0;*/
@@ -1159,6 +1159,9 @@
 		case 'd':
 			debug_flag = 1;
 			break;
+		case 'D':
+			foreground_flag = 1;
+			break;
 		case 'w':
 			if(i+1 < argc)
 				presurl = argv[++i];
@@ -1273,7 +1276,7 @@
 		goto print_usage;
 	}
 
-	if(debug_flag)
+	if(debug_flag || foreground_flag)
 	{
 		pid = getpid();
 	}
@@ -1413,7 +1416,8 @@
 	        "\tNotify interval is in seconds. Default is 30 seconds.\n"
 			"\tDefault pid file is '%s'.\n"
 			"\tDefault config file is '%s'.\n"
-			"\tWith -d miniupnpd will run as a standard program.\n"
+			"\tWith -D miniupnpd will run as a standard program.\n"
+			"\tWith -d miniupnpd will run as a standard program in debug mode.\n"
 #if defined(USE_PF) || defined(USE_IPF)
 			"\t-L sets packet log in pf and ipf on.\n"
 #endif