Writes a specified character string to the stdout stream.
#include <stdio.h> int puts ( const char *buf);
(IN) Points to the character string.
If successful, returns a non-negative number. Otherwise, returns EOF, sets an error indicator for the stream, and sets errno to one of the following:
The puts function writes the character string pointed to by buf to the output stream designated by stdout and appends a newline character to the output. The null-terminating character is not written.