I am implementing simple ftpclient and ftpserver.
When I compile, I get the following error message, please help me to fix this.
gcc -c ftpclient.c
ftpclient.c:10:21: sys/conf.h: No such file or directory
ftpclient.c: In function `get_response':
ftpclient.c:143: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c:162: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c:166: warning: assignment makes integer from pointer without a cast
ftpclient.c: In function `ftp_command_ls':
ftpclient.c:351: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c: In function `ftp_command_get':
ftpclient.c:450: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c:453: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c: In function `ftp_command_put':
ftpclient.c:556: warning: passing arg 4 of `send' makes integer from pointer without a cast
ftpclient.c: In function `ftp_command_mget':
ftpclient.c:647: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c:650: warning: passing arg 4 of `recv' makes integer from pointer without a cast
ftpclient.c:698: warning: assignment makes integer from pointer without a cast