Minor spec file cleanup

mingw-libjpeg-turbo.spec

@@ -1,8 +1,5 @@
 %?mingw_package_header
 
-%global mingw_build_win32 1
-%global mingw_build_win64 1
-
 # Build the programs like cjpeg, etc.
 # https://bugzilla.redhat.com/show_bug.cgi?id=467401#c7
 %global build_programs 0
@@ -97,7 +94,7 @@ Static version of the MinGW Windows cross compiled Libjpeg-turbo library.
 
 
 %install
-%mingw_make_install DESTDIR=$RPM_BUILD_ROOT
+%mingw_make install DESTDIR=$RPM_BUILD_ROOT
 
 # Remove manual pages which duplicate Fedora native.
 rm -rf $RPM_BUILD_ROOT%{mingw32_mandir}