DOKK / manpages / debian 11 / allegro5-doc / al_fputc.3alleg5.en
al_fputc(3alleg5) al_fputc(3alleg5)

al_fputc - Allegro 5 API

#include <allegro5/allegro.h>
int al_fputc(ALLEGRO_FILE *f, int c)
    

Write a single byte to the given file. The byte written is the value of c cast to an unsigned char.

Parameters:

c - byte value to write
f - file to write to

Returns the written byte (cast back to an int) on success, or EOF on error.

Allegro reference manual