--- pgp/src/crypto.h	2018/04/24 16:39:34	1.1.1.3
+++ pgp/src/crypto.h	2018/04/24 16:42:34	1.1.1.5
@@ -41,11 +41,17 @@ int decompress_file(char *infile, char *
 int strip_literal(char *infile, char *outfile, char *preserved_name,
 		char *lit_mode);
 
+#ifndef VMS
+struct IdeaCfbContext;
 /* Write a multiprecision integer to a file */
-void write_mpi(unitptr n, FILE *f, boolean scrambled);
+void write_mpi(unitptr n, FILE *f, struct IdeaCfbContext *cfb);
 
 /* Read a mutiprecision integer from a file */
-int read_mpi(unitptr r, FILE *f, boolean adjust_precision, boolean scrambled);
+int read_mpi(unitptr r, FILE *f, boolean adjust_precision, struct IdeaCfbContext *cfb);
+#else /* !VMS */
+void write_mpi();
+int read_mpi();
+#endif /* VMS */
 
 /* Convert C <-> Quiche strings */
 void CToPascal(char *s);
@@ -74,6 +80,8 @@ void write_ctb_len (FILE *f, byte ctb_ty
 
 /* Print an error message and return nonzero if val != checkval */
 int version_error (int val, int checkval);
+/* The same, if val is not a recognized version */
+int version_byte_error (int val);
 
 int check_key_sig(FILE *fkey, long fpkey, int keypktlen, char *keyuserid,
 	 FILE *fsig, long fpsig, char *keyfile, char *siguserid, byte *xtimestamp,