static int (*func)(void);

static int func1(void)
{
	/* first function */
}

static int func2(void)
{
	/* second function */
}

static void __attribute__((constructor)) init(void)
{
	func = condition ? &func1 : &func2;

}

int public_func(void)
{
	return func();
}

Include<Integer>
Include<MetaFunctions>
Include<Output>
Include<String>

Integer:DefineVariable<one; 1>
Output:DefineVariable<STDOUT; 0>
String:DefineVariable<string; "Hello, World!">

String:RedefineVariable<string; String:RemoveCharactersFromStart<string; one>>
String:RedefineVariable<string; String:TakeFirstCharacters<string; one>>

Output:DisplayAsText<STDOUT; string>

DefineMain<> [
    MetaFunctions:ExecuteScript<MetaFunctions@FILE>
]