X-Git-Url: https://gapil.gnulinux.it/gitweb/?p=gapil.git;a=blobdiff_plain;f=sources%2FTCP_echo_second.c;fp=sources%2FTCP_echo_second.c;h=b9d932a02647b1fb0433d3ec72ea8423557a3808;hp=5f0a92e0564d53201cdff8686c19623cd431334d;hb=31f55ec58bee8b2c4993633849b7da4e30cab222;hpb=39c051cd723e36a31bd8989c01970cf712f0d2dd

diff --git a/sources/TCP_echo_second.c b/sources/TCP_echo_second.c
index 5f0a92e..b9d932a 100644
--- a/sources/TCP_echo_second.c
+++ b/sources/TCP_echo_second.c
@@ -27,19 +27,17 @@
  *
  * Usage: echo -h give all info's
  *
- * $Id$
- *
  ****************************************************************/
 /* 
  * Include needed headers
  */
-#include <sys/types.h>   /* predefined types */
-#include <unistd.h>      /* include unix standard library */
+#include <sys/types.h>   /* primitive system data types */
+#include <unistd.h>      /* unix standard library */
 #include <arpa/inet.h>   /* IP addresses conversion utiliites */
-#include <sys/socket.h>  /* socket library */
-#include <stdio.h>	 /* include standard I/O library */
-#include <errno.h>	 /* include error codes */
-#include <string.h>	 /* include erroro strings definitions */
+#include <sys/socket.h>  /* socket constants, types and functions */
+#include <stdio.h>	 /* standard I/O library */
+#include <errno.h>	 /* error definitions and routines */
+#include <string.h>	 /* C strings library */
 
 #define MAXLINE 256
 void usage(void);