debian man page for get_extension

get_extension(3alleg4)						  Allegro manual					    get_extension(3alleg4)

NAME
       get_extension - Returns a pointer to the extension of a filename. Allegro game programming library.

SYNOPSIS
       #include <allegro.h>

       char *get_extension(const char *filename);

DESCRIPTION
       Finds out the extension of the filename (with or without path information). Example:

	  get_executable_name(name, sizeof(name));
	  allegro_message("The binary has the extension `%s'
",
			  get_extension(name));

RETURN VALUE
       Returns a pointer to the portion of `filename' where the extension starts, or a pointer to the trailing null character if there is no file-
       name or it doesn't have extension.

SEE ALSO
       get_filename(3alleg4), put_backslash(3alleg4), replace_extension(3alleg4)

Allegro 							   version 4.4.2					    get_extension(3alleg4)