dpkg-deb: Always build new format by default

Remove possibility to change default deb format through a macro when
building the source.

dpkg-deb/dpkg-deb.h

@@ -46,11 +46,6 @@ extern struct compress_params compress_params;
 #define BUILDCONTROLDIR		"DEBIAN"
 #define EXTRACTCONTROLDIR	BUILDCONTROLDIR
 
-/* Set BUILDOLDPKGFORMAT to 1 to build old-format archives by default. */
-#ifndef BUILDOLDPKGFORMAT
-#define BUILDOLDPKGFORMAT 0
-#endif
-
 #define OLDARCHIVEVERSION	"0.939000"
 
 #define OLDDEBDIR		"DEBIAN"

dpkg-deb/main.c

@@ -134,7 +134,9 @@ static const char printforhelp[] =
   N_("Type dpkg-deb --help for help about manipulating *.deb files;\n"
      "Type dpkg --help for help about installing and deinstalling packages.");
 
-int debugflag=0, nocheckflag=0, oldformatflag=BUILDOLDPKGFORMAT;
+int debugflag = 0;
+int nocheckflag = 0;
+int oldformatflag = 0;
 int opt_verbose = 0;
 struct compress_params compress_params = {
   .type = compressor_type_gzip,