Header File 

stdio.h  

Category 

Input/output Routines 

Prototype 

int _fputchar(int c); 

wint_t _fputwchar(wint_t c); 

Description 

Outputs a character to stdout. 

_fputchar outputs character c to stdout. _fputchar(c) is the same as fputc(cstdout).

On success _fputchar returns the character c.  

On error it returns EOF. 

Example  

#include <stdio.h>
int main(void)
{
   char msg[] = "This is a test";
   int i = 0;
   while (msg[i])
   {
      fputchar(msg[i]);
      i++;
   }
   return 0;
}

Portability