use %qmake_qt4 macro to ensure proper build flags

qt-mobility.spec

@@ -9,7 +9,7 @@
 Name:    qt-mobility
 Summary: Qt Mobility Framework
 Version: 1.2.2
-Release: 0.21.%{snap}git%{git_short}%{?dist}
+Release: 0.22.%{snap}git%{git_short}%{?dist}
 
 License: LGPLv2 with exceptions
 URL:     http://qt.digia.com/Product/Qt-Add-Ons/
@@ -255,6 +255,10 @@ PATH=%{_qt4_bindir}:$PATH; export PATH
   -release \
   %{?examples:-examples} 
 
+# manually rerun qmake to ensure build flags, though this may be fragile
+# consider using qmake wrapper for -qmake-exec above in that case -- rex
+%{qmake_qt4} -r
+
 make %{?_smp_mflags} 
 
 make %{?_smp_mflags} qch_docs
@@ -438,6 +442,9 @@ cp -a doc/html/* %{buildroot}%{_qt4_docdir}/html/qtmobility/
 
 
 %changelog
+* Wed Feb 03 2016 Rex Dieter <rdieter@fedoraproject.org> - 1.2.2-0.22.20140317git169da60c
+- use %%qmake_qt4 macro to ensure proper build flags
+
 * Thu Jun 18 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.2-0.21.20140317git169da60c
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild