requires GNU make for correct installation

mtools/mtools.spec

@@ -41,7 +41,7 @@ Source0:      http://mtools.linux.lu/mtools-%{version}.tar.gz
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 20011126.0, texinfo
+BuildPreReq:  OpenPKG, openpkg >= 20011126.0, texinfo, make
 PreReq:       OpenPKG, openpkg >= 20011126.0
 AutoReq:      no
 AutoReqProv:  no