--- procmail-3.22.old/config.h
+++ procmail-3.22/config.h
@@ -116,15 +116,18 @@
 	is not found, maildelivery will proceed as normal to the default
 	system mailbox.	 This also must be an absolute path */
 
-#define ETCRC	"/etc/procmailrc"	/* optional global procmailrc startup
-					   file (will only be read if procmail
-	is started with no rcfile on the command line). */
-
-#define ETCRCS	"/etc/procmailrcs/"	/* optional trusted path prefix for
-					   rcfiles which will be executed with
-	the uid of the owner of the rcfile (this only happens if procmail is
-	called with the -m option, without variable assignments on the command
-	line). */
+/* ETCRC: Optional global procmailrc startup file (will only be */
+/* read if  procmail is  started with  no rcfile on the command */
+/* line).                                                       */
+
+#define ETCRC  "__META_PREFIX__/etc/procmailrc"
+
+/* ETCRCS: Optional trusted path prefix for rcfiles  which will */
+/* be executed with the  uid of the owner  of  the rcfile (this */
+/* only happens if procmail is called with the -m option, with- */
+/* out variable assignments on the command line).               */
+
+#define ETCRCS	"__META_PREFIX__/etc/procmailrcs/"
 
 /*#define console	"/dev/console"	/* uncomment if you want procmail to
 					   use the console (or any other
--- procmail-3.22.old/Makefile
+++ procmail-3.22/Makefile
@@ -2,7 +2,7 @@
 
 # BASENAME should point to where the whole lot will be installed
 # change BASENAME to your home directory if need be
-BASENAME	= /usr
+BASENAME	= __META_PREFIX__
 # For display in the man pages
 VISIBLE_BASENAME= $(BASENAME)
 
--- procmail-3.22.old/src/formisc.h
+++ procmail-3.22/src/formisc.h
@@ -16,5 +16,6 @@
  opensink P((void));
 char*
  skipwords P((char*start));
-int
- getline P((void));
+
+#define getline procmail_getline
+int     getline P((void));