diff -Naur old/mkfile new/mkfile
--- old/mkfile	Mon Feb 11 04:27:13 2008
+++ new/mkfile	Sat Mar 19 16:34:15 2011
@@ -1,6 +1,4 @@
-<$PLAN9/src/mkhdr
-
-MKSHELL=rc
+</$objtype/mkfile
 
 CFLAGS=$CFLAGS
 
@@ -52,18 +50,18 @@
 	$HFILES\
 	$CFILES\
 
-BIN=$home/bin
+BIN=$home/bin/$objtype
 
 it:V: all
 
-<$PLAN9/src/mkmany
+</sys/src/cmd/mkmany
 
 %.acid: %.$O $HFILES
 	$CC $CFLAGS -a $stem.c >$target
 
 $SLIB(%.$O):N: %.$O
 $SLIB:	${LIBOFILES:%=$SLIB(%)}
-	names = `{echo $newprereq |sed 's/ /\n/g' |9 sed -n 's/'$SLIB'\(([^)]+)\)/\1/gp'}
+	names = `{echo $newprereq |sed 's/ /\n/g' | sed -n 's/'$SLIB'\(([^)]+)\)/\1/gp'}
 	ar vcr $SLIB $names
 
 s3test:VQ: $O.s3
diff -Naur old/s3block.c new/s3block.c
--- old/s3block.c	Mon Feb 11 04:27:06 2008
+++ new/s3block.c	Sat Mar 19 17:02:44 2011
@@ -33,7 +33,7 @@
 		hdr.codec = BlockECompress;
 		hdr.csize = wlen;
 	} else {
-		if(wlen > hdr.size) {
+		if(wlen > (int)hdr.size) {
 			fprint(2, "whack error: dsize=%d size=%d\n", wlen, hdr.size);
 			abort();
 		}
diff -Naur old/s3venti.c new/s3venti.c
--- old/s3venti.c	Mon Feb 11 04:27:07 2008
+++ new/s3venti.c	Sat Mar  5 12:58:34 2011
@@ -5,6 +5,7 @@
 #include "fns.h"
 
 int verbose;
+int mainstacksize = 1024 * 128;
 
 void
 usage(void)
@@ -72,9 +73,12 @@
 {
 	S3Req req;
 	S3Resp resp;
-	uchar block[AESbsize + magiclen];
+	uchar *block;
 	char *err;
 	int len;
+	
+	if((block = malloc((AESbsize + magiclen) * sizeof(block[0]))) == nil)
+		sysfatal("checkmagic: %r");
 
 	memset(&req, 0, sizeof(req));
 	req.method = "GET";
@@ -104,6 +108,8 @@
 
 	if(memcmp(block+AESbsize, magic, magiclen) != 0)
 		sysfatal("checkmagic failed; bad passphrase?");
+		
+	free(block);
 }
 
 S3Vconfig config;
@@ -157,7 +163,7 @@
 		sysfatal("no bucket specified");
 
 	if(logfile){
-		config.logfd = create(logfile, OWRITE|OAPPEND, 600);
+		config.logfd = create(logfile, OWRITE, 600|DMAPPEND);
 		if(config.logfd < 0)
 			sysfatal("can't open log file %s for writing", logfile);
 	}