-#ifndef HEADER_LOADER_H
-#define HEADER_LOADER_H
+#ifndef THREADS_LOADER_H
+#define THREADS_LOADER_H
/* Constants fixed by the PC BIOS. */
#define LOADER_BASE 0x7c00 /* Physical address of loader's base. */
#define SEL_KCSEG 0x08 /* Kernel code selector. */
#define SEL_KDSEG 0x10 /* Kernel data selector. */
-#endif /* loader.h */
+#endif /* threads/loader.h */