--- pgp/src/mpiio.h	2018/04/24 16:39:28	1.1.1.3
+++ pgp/src/mpiio.h	2018/04/24 16:43:44	1.1.1.7
@@ -69,9 +69,6 @@ byte *put_word32(word32 w, byte *buf);
 
 #include <string.h>
 
-#define fill0(buffer,count)	memset( buffer, 0, count )
-	/* Zero-fill the byte buffer. */
-
 #ifdef EMBEDDED
 int putchar(int c);		/* standard C library function from <stdio.h> */
 #endif	/* EMBEDDED */
@@ -84,7 +81,8 @@ int str2reg(unitptr reg,string digitstr)
 	   Returns assumed radix, derived from suffix 'h','o',b','.' */
 
 int display_in_base(string s,unitptr n,short radix);
-	/* Display n in any base, such as base 10.  Returns number of digits. */
+	/* Display n in any base, such as base 10.  Returns number
+	   of digits. */
 
 void mp_display(string s,unitptr r);
 	/* Display register r in hex, with prefix string s. */
@@ -99,19 +97,12 @@ void hiloswap(byteptr r1,short numbytes)
 	/* Reverses the order of bytes in an array of bytes. */
 
 short mpi2reg(register unitptr r, register byteptr buf);
-	/* Converts to unit array from byte array with bit length prefix word. */
+	/* Converts to unit array from byte array with bit length prefix
+	   word. */
 
 short reg2mpi(register byteptr buf, register unitptr r);
-	/* Converts from unit array to byte array with bit length prefix word. */
-
-short preblock(unitptr outreg, byteptr inbuf, short bytecount,
-	unitptr modulus, byteptr randompad);
-	/* Converts plaintext block into form suitable for RSA encryption. */
-
-short postunblock(byteptr outbuf, unitptr inreg, unitptr modulus);
-	/*	Converts a just-decrypted RSA block back 
-		into unblocked plaintext form. */
-
+	/* Converts from unit array to byte array with bit length prefix
+	   word. */
 
 /****************** end of MPI I/O library ************************/