man set_config_hex (3): Writes a hexadecimal integer in the configuration file. Allegro game programming library.

set_config_hex(3) Writes a hexadecimal integer in the configuration file. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

void set_config_hex(const char *section, const char *name, int val);

Writes an integer variable to the current config file, in hexadecimal format. See the comments about set_config_string().