Index: rom/booter.c
===================================================================
--- rom/booter.c	(revision e225e77aba20391e2188eb15a49190b1d473d368)
+++ rom/booter.c	(revision 411371e1e37956255823b10718da35900ee85cac)
@@ -15,7 +15,4 @@
 #include "biosdefs.h"
 
-extern	FILE	*fopenb(int8_t *name, int8_t *mode);
-extern	int16_t	fclose(FILE *ptr);
-extern	int16_t	fread(int8_t *buffer, uint16_t size, int16_t number, FILE *stream);
 extern	int16_t	flread(int8_t *buff, int32_t len, FILE *fp);
 extern	int32_t	getl(FILE *stream);
Index: rom/romp.c
===================================================================
--- rom/romp.c	(revision e225e77aba20391e2188eb15a49190b1d473d368)
+++ rom/romp.c	(revision 411371e1e37956255823b10718da35900ee85cac)
@@ -127,5 +127,4 @@
 extern	void	rjumpto(void *addr);
 extern	void	halt(void);
-extern	int16_t	getln(int16_t unit, int16_t nb, int8_t *buf);
 extern	void	sjumpto(void *addr, void *stack);
 extern	void	trap15(void);
@@ -218,5 +217,5 @@
 extern	void tsetup(void);
 
-int8_t	hs_mtst[];
+extern	int8_t	hs_mtst[];
 
 /*