Full implementation for loader

loader.c

extern void loader_main() {
	for (int i = 0; i < 26; i++) {
		char c = 0x41 + i;

		asm(
			"mov %0, %%al;"
			"mov $0x0E, %%ah;"
			"int $0x10;"
			:
			: "r" (c)
		);
	}
}