Replaced 'printf' with 'exit(errno)' to make the functions portable

TODO.txt

@@ -1,7 +1,7 @@
 1. Finish README.md
 
 2. Add command-line argument support:
-	1. Specify IP version in arg
+---SHOULD BE DONE---  1. Specify IP version in arg
 	2. Specify local hostname:port in arg (enclose in paranthesis if IPv6)
 	3. Specify remote hostname:port in arg (enclose in paranthesis if IPv6)
 	4. Try making every aspect of the program configurable via args

easysock.c

@@ -52,7 +52,7 @@ void create_addr(int network, char* address, int port,struct sockaddr* dest) {
 int create_local (int network, char transport, char* address, int port,struct sockaddr* addr_struct) {
 	int socket = create_socket(network,transport);
 	if (socket < 0) {
-		printf("Something went wrong creating the socket: %s\n",strerror(errno));
+		exit(socket);
 	}
 	create_addr(network,address,port,addr_struct);
 	int addrlen;
@@ -70,8 +70,7 @@ int create_local (int network, char transport, char* address, int port,struct so
 
 	int i = bind (socket,addr_struct,(socklen_t)addrlen);
 	if (i < 0) {
-		printf("Something went wrong: %s\n",strerror(errno));
-		exit(-3);
+		exit(errno);
 	}
 	return socket;
 }
@@ -100,8 +99,7 @@ int create_remote (int network,char transport,char* address,int port) {
 
         int i = connect(socket,&remote_addr_struct,(socklen_t)addrlen);
 	if (i < 0) {
-		printf("Something went wrong: %s\n",strerror(errno));
-		exit(-3);
+		exit(errno);
 	}
         return socket;
 }