diff -Nur autorespond-2.0.2/Makefile autorespond-2.0.2.mod/Makefile
--- autorespond-2.0.2/Makefile	2001-11-27 20:25:04.000000000 +0100
+++ autorespond-2.0.2.mod/Makefile	2004-08-06 00:21:36.558091618 +0200
@@ -14,8 +14,10 @@
 INSTALL_UID = root
 INSTALL_GID = root
 
-all:
-	$(CC) $(DEFS) -o autorespond autorespond.c
+all: autorespond
+
+autorespond: autorespond.c
+	$(CC) $(DEFS) $^ -o $@
 
 install: all
 	@echo "Installing..."
diff -Nur autorespond-2.0.2/autorespond.c autorespond-2.0.2.mod/autorespond.c
--- autorespond-2.0.2/autorespond.c	2001-11-30 20:12:23.000000000 +0100
+++ autorespond-2.0.2.mod/autorespond.c	2004-08-06 00:20:43.172754567 +0200
@@ -117,6 +117,7 @@
 		/*exit...no memory*/
 		_exit(111);
 	}
+	memset(ptr,0,size);
 
 	return ptr;
 }
@@ -571,8 +572,14 @@
 		_exit(111);
 	}
 
-	strcpy(TheUser, getenv("EXT") );
-	strcpy(TheDomain, getenv("HOST") );
+	memset(TheUser, ' ', MAX_BUFF);
+	memset(TheDomain, ' ', MAX_BUFF);
+
+	if(getenv("EXT") != NULL) 
+		strncpy(TheUser, getenv("EXT") , MAX_BUFF -1);
+
+	if(getenv("HOST") != NULL) 
+		strncpy(TheDomain, getenv("HOST") , MAX_BUFF -1);
  
 	setvbuf(stderr, NULL, _IONBF, 0);