use python interpreter flags from rpm macros

firewalld.spec

@@ -1,7 +1,7 @@
 Summary: A firewall daemon with D-Bus interface providing a dynamic firewall
 Name: firewalld
 Version: 0.8.2
-Release: 2%{?dist}
+Release: 3%{?dist}
 URL:     http://www.firewalld.org
 License: GPLv2+
 Source0: https://github.com/firewalld/firewalld/releases/download/v%{version}/firewalld-%{version}.tar.gz
@@ -103,7 +103,7 @@ firewalld.
 %autosetup -p1
 
 %build
-%configure --enable-sysconfig --enable-rpmmacros PYTHON=%{__python3}
+%configure --enable-sysconfig --enable-rpmmacros PYTHON="%{__python3} %{py3_shbang_opts}"
 # Enable the make line if there are patches affecting man pages to
 # regenerate them
 make %{?_smp_mflags}
@@ -277,6 +277,9 @@ fi
 %{_mandir}/man1/firewall-config*.1*
 
 %changelog
+* Wed May 13 2020 Eric Garver <egarver@garver.life> - 0.8.2-3
+- use python interpreter flags from rpm macros
+
 * Tue Apr 14 2020 Tomas Popela <tpopela@redhat.com> - 0.8.2-2
 - Let Silverblue follow the same rules as Workstation (after Silverblue started
   to use fedora-release-silverblue instead of fedora-release-workstation)