diff --git a/all.sas b/all.sas
index 63c563a..b8d1524 100644
--- a/all.sas
+++ b/all.sas
@@ -5374,6 +5374,60 @@ alter table &libds modify &var char(&len);
 
 %mend;
 /**
+  @file
+  @brief Validates a filter clause
+  @details Validates a filter to avoid SQL injection.  Works by removing string
+  literals, then ensuring that none of the following characters remain: &,%,;
+
+
+
+      %mp_setkeyvalue(someindex,22,type=N)
+      %mp_setkeyvalue(somenewindex,somevalue)
+
+  <h4> SAS Macros </h4>
+  @li mf_existds.sas
+
+  @param key Provide a key on which to perform the lookup
+  @param value Provide a value
+  @param type= either C or N will populate valc and valn respectively.  C is
+              default.
+  @param libds= define the target table to hold the parameters
+
+  @version 9.2
+  @author Allan Bowe
+  @source https://github.com/sasjs/core
+
+**/
+
+%macro mp_setkeyvalue(key,value,type=C,libds=work.mp_setkeyvalue
+)/*/STORE SOURCE*/;
+
+  %if not (%mf_existds(&libds)) %then %do;
+    data &libds (index=(key/unique));
+      length key $64 valc $2048 valn 8 type $1;
+      call missing(of _all_);
+      stop;
+    run;
+  %end;
+
+  proc sql;
+    delete from &libds
+      where key=symget('key');
+    insert into &libds
+      set key=symget('key')
+  %if &type=C %then %do;
+        ,valc=symget('value')
+        ,type='C'
+  %end;
+  %else %do;
+        ,valn=symgetn('value')
+        ,type='N'
+  %end;
+  ;
+
+  quit;
+
+%mend;/**
   @file
   @brief Creates a zip file
   @details For DIRECTORY usage, will ignore subfolders. For DATASET usage,
@@ -11752,9 +11806,10 @@ run;
     needs to be attached to the beginning of the service
   @param code= Fileref(s) of the actual code to be added
   @param access_token_var= The global macro variable to contain the access token
-  @param grant_type= valid values are "password" or "authorization_code" (unquoted).
-    The default is authorization_code.
-  @param replace= select NO to avoid replacing any existing service in that location
+  @param grant_type= valid values are "password" or "authorization_code"
+    (unquoted). The default is authorization_code.
+  @param replace= select NO to avoid replacing any existing service in that
+    location
   @param adapter= the macro uses the sasjs adapter by default.  To use another
     adapter, add a (different) fileref here.
   @param contextname= Choose a specific context on which to run the Job.  Leave
@@ -11851,7 +11906,8 @@ libname &libref1 JSON fileref=&fname1;
 
 data _null_;
   set &libref1..links;
-  if rel='members' then call symputx('membercheck',quote("&base_uri"!!trim(href)),'l');
+  if rel='members' then
+    call symputx('membercheck',quote("&base_uri"!!trim(href)),'l');
   else if rel='self' then call symputx('parentFolderUri',href,'l');
 run;
 data _null_;
@@ -12298,6 +12354,14 @@ run;
         rc =fput(fileid,'\');rc =fwrite(fileid);
         rc =fput(fileid,'\');rc =fwrite(fileid);
       end;
+      else if rec='01'x then do; /* Unprintable */
+        rc =fput(fileid,'\');rc =fwrite(fileid);
+        rc =fput(fileid,'u');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'0');rc =fwrite(fileid);
+        rc =fput(fileid,'1');rc =fwrite(fileid);
+      end;
       else do;
         rc =fput(fileid,rec);
         rc =fwrite(fileid);