misc: Remove unused extern variable declaration
diff --git a/common/lib/misc.h b/common/lib/misc.h
index 54989f43..7a9797a5 100644
--- a/common/lib/misc.h
+++ b/common/lib/misc.h
@@ -28,8 +28,6 @@ extern bool efi_boot_services_exited;
bool efi_exit_boot_services(void);
#endif
-extern const char bsd_2_clause[];
-
extern struct volume *boot_volume;
#if defined (BIOS)
