Index: src/metamail/codes.c
--- src/metamail/codes.c.orig
+++ src/metamail/codes.c
@@ -13,6 +13,7 @@ OF THIS MATERIAL FOR ANY PURPOSE.  IT IS PROVIDED "AS 
 WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES.
 */
 #include <stdio.h>
+#include <string.h>
 #include <ctype.h>
 #include <config.h>
 
@@ -31,6 +32,9 @@ static char index_64[128] = {
     41,42,43,44, 45,46,47,48, 49,50,51,-1, -1,-1,-1,-1
 };
 
+void from64(FILE *, FILE *, char **, int *, int);
+void fromqp(FILE *, FILE *, char **, int *);
+
 #define char64(c)  (((c) < 0 || (c) > 127) ? -1 : index_64[(c)])
 
 /*
@@ -174,6 +178,7 @@ int PortableNewlines;
 }
 #endif
 
+void
 from64(infile, outfile, boundaries, boundaryct, PortableNewlines) 
 FILE *infile, *outfile;
 char **boundaries;
@@ -350,6 +355,7 @@ FILE *infile, *outfile;
     }
 }
 
+void
 fromqp(infile, outfile, boundaries, boundaryct) 
 FILE *infile, *outfile;
 char **boundaries;