Fix problems found by builder

core/checksums/checksums.factor

@@ -18,7 +18,7 @@ M: checksum checksum-stream >r contents r> checksum-bytes ;
 
 M: checksum checksum-lines >r B{ CHAR: \n } join r> checksum-bytes ;
 
-: checksum-file ( path checksum -- n )
+: checksum-file ( path checksum -- value )
     >r binary <file-reader> r> checksum-stream ;
 
 : hex-string ( seq -- str )

extra/benchmark/sha1/sha1.factor

@@ -1,4 +1,4 @@
-USING: checksum checksums.sha1 io.files kernel ;
+USING: checksums checksums.sha1 io.files kernel ;
 IN: benchmark.sha1
 
 : sha1-primes-list ( -- )

extra/crypto/hmac/hmac.factor

@@ -1,19 +1,19 @@
 USING: arrays combinators crypto.common checksums checksums.md5
-checksums.sha1 crypto.md5.private io io.binary io.files
+checksums.sha1 checksums.md5.private io io.binary io.files
 io.streams.byte-array kernel math math.vectors memoize sequences
 io.encodings.binary ;
 IN: crypto.hmac
 
 : sha1-hmac ( Ko Ki -- hmac )
     initialize-sha1 process-sha1-block
-    (stream>sha1) get-sha1
+    stream>sha1 get-sha1
     initialize-sha1
     >r process-sha1-block r>
     process-sha1-block get-sha1 ;
 
 : md5-hmac ( Ko Ki -- hmac )
     initialize-md5 process-md5-block
-    (stream>md5) get-md5
+    stream>md5 get-md5
     initialize-md5
     >r process-md5-block r>
     process-md5-block get-md5 ;

extra/farkup/farkup.factor

@@ -64,8 +64,10 @@ MEMO: eq ( -- parser )
     ] with-string-writer ;
 
 : check-url ( href -- href' )
+    CHAR: : over member? [
         dup { "http://" "https://" "ftp://" } [ head? ] with contains?
-    [ drop "/" ] unless ;
+        [ drop "/" ] unless
+    ] when ;
 
 : escape-link ( href text -- href-esc text-esc )
     >r check-url escape-quoted-string r> escape-string ;

extra/io/encodings/iana/iana-docs.factor

@@ -2,7 +2,7 @@ USING: help.syntax help.markup ;
 IN: io.encodings.iana
 
 HELP: name>encoding
-{ $values { "string" "an encoding name" } { "encoding" "an encoding descriptor" } }
+{ $values { "name" "an encoding name" } { "encoding" "an encoding descriptor" } }
 { "Given an IANA-registered encoding name, find the encoding descriptor that represents it, or " { $code f } " if it is not found (either not implemented in Factor or not registered)." } ;
 
 HELP: encoding>name

extra/io/encodings/iana/iana.factor

@@ -27,10 +27,10 @@ VALUE: n>e-table
 } ;
 PRIVATE>
 
-: name>encoding ( string -- encoding )
+: name>encoding ( name -- encoding )
     n>e-table at ;
 
-: encoding>name ( encoding -- string )
+: encoding>name ( encoding -- name )
     e>n-table at ;
 
 <PRIVATE

extra/xmode/code2html/responder/responder.factor

@@ -9,7 +9,7 @@ IN: xmode.code2html.responder
     [
         drop
         "text/html" <content> swap
-        [ file-http-date "last-modified" set-header ]
+        [ "last-modified" set-header ]
         [
             '[
                 ,