Explicitly require system pcre, though we happened to default to this now

anyways due to something else pulling PCRE into the buildroot
  Closes rhbz#1287266

glib2.spec

@@ -4,7 +4,7 @@ Summary: A library of handy utility functions
 Name: glib2
 # git snapshot to work around https://bugzilla.gnome.org/show_bug.cgi?id=762637
 Version: 2.48.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: LGPLv2+
 Group: System Environment/Libraries
 URL: http://www.gtk.org
@@ -15,6 +15,7 @@ BuildRequires: pkgconfig
 BuildRequires: gettext
 BuildRequires: libattr-devel
 BuildRequires: libselinux-devel
+BuildRequires: pkgconfig(libpcre)
 # for sys/inotify.h
 BuildRequires: glibc-devel
 BuildRequires: zlib-devel
@@ -88,6 +89,7 @@ the functionality of the installed glib2 package.
 (if ! test -x configure; then NOCONFIGURE=1 ./autogen.sh; CONFIGFLAGS=--enable-gtk-doc; fi;
  %configure $CONFIGFLAGS \
            --with-python=/usr/bin/python \
+           --with-pcre=system \
            --enable-systemtap \
            --enable-static \
            --enable-installed-tests
@@ -229,6 +231,11 @@ chmod 644 $RPM_BUILD_ROOT%{_datadir}/bash-completion/completions/*
 %{_datadir}/installed-tests
 
 %changelog
+* Wed Apr 06 2016 Colin Walters <walters@redhat.com> - 2.48.0-2
+- Explicitly require system pcre, though we happened to default to this now
+  anyways due to something else pulling PCRE into the buildroot
+  Closes rhbz#1287266
+
 * Tue Mar 22 2016 Kalev Lember <klember@redhat.com> - 2.48.0-1
 - Update to 2.48.0