Hi I have written only these 2 lines of code When I try to compile the program It gives the error as described Can you pleease help me Thankx in advance Gaurav #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <arpa/inet.h> #include <netdb.h> #include <stdio.h> #include <unistd.h> #define SERVER_PORT 54203 #define SERVER_NAME cs.babbage.iit.edu int main(int argc,char *argv[]) { int s; s= socket(AF_INET,SOCK_STREAM,0); return 0; } bash-2.03$ gcc -o Client ClientSocket.c Undefined first referenced symbol in file socket /var/tmp/ccipJJFU.o ld: fatal: Symbol referencing errors. No output written to Client