fixes FTBFS with -Werror=format-security by using relevant "%s" format when

    passing a variable string to a printf()

Origin: https://bugs.debian.org/646470

--- a/lib/type1/objects.c

+++ b/lib/type1/objects.c

@@ -957,7 +957,7 @@

        sprintf(typemsg, "Wrong object type in %s; expected %s, found %s.\n",

                   name, TypeFmt(expect), TypeFmt(obj->type));

-       IfTrace0(TRUE,typemsg);

+       IfTrace1(TRUE, "%s", typemsg);

        ObjectPostMortem(obj);

--- a/lib/t1lib/t1subset.c

+++ b/lib/t1lib/t1subset.c

@@ -759,7 +759,7 @@

 	     tr_len);

     T1_PrintLog( "T1_SubsetFont()", err_warn_msg_buf,

 		 T1LOG_DEBUG);

-    l+=sprintf( &(trailerbuf[l]), linebuf); /* contains the PostScript trailer */

+    l+=sprintf( &(trailerbuf[l]), "%s", linebuf); /* contains the PostScript trailer */

   }

   /* compute size of output file */

--- a/lib/type1/objects.h

+++ b/lib/type1/objects.h

@@ -214,7 +214,7 @@

 /*SHARED*/

 /* NDW: personally, I want to see status and error messages! */

 #define IfTrace0(condition,model)                                 \

-        {if (condition) printf(model);}

+        {if (condition) fputs(model,stdout);}

 #define IfTrace1(condition,model,arg0)                            \

         {if (condition) printf(model,arg0);}

 #define IfTrace2(condition,model,arg0,arg1)                       \