Merged update from upstream sources

This is an automated DistroBaker update from upstream sources.
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Source: https://src.fedoraproject.org/rpms/fltk.git#7112746b02e17b386275ba1f60f0c155dc614fb4

fltk.spec

@@ -6,7 +6,7 @@
 Summary:	C++ user interface toolkit
 Name:		fltk
 Version:	1.3.5
-Release:	8%{?dist}
+Release:	9%{?dist}
 
 # see COPYING (or http://www.fltk.org/COPYING.php ) for exceptions details
 License:	LGPLv2+ with exceptions	
@@ -39,8 +39,8 @@ BuildRequires: pkgconfig(sm)
 BuildRequires: pkgconfig(xext) pkgconfig(xinerama) pkgconfig(xft) pkgconfig(xt) pkgconfig(x11) 
 BuildRequires: pkgconfig(xcursor)
 BuildRequires: pkgconfig(xproto)
-BuildRequires: xprop
 BuildRequires: zlib-devel
+BuildRequires: make
 
 %description
 FLTK (pronounced "fulltick") is a cross-platform C++ GUI toolkit.
@@ -147,6 +147,12 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/fluid.desktop
 
 
 %changelog
+* Thu Jan 21 2021 Adam Jackson <ajax@redhat.com> - 1.3.5-9
+- Remove BuildRequires xprop entirely. If present, the configure script will call
+  it looking for a property on the root window that Fedora's X server does not
+  set, and which would not work anyway since there is no X server running in the
+  buildroot, so we can just remove the dependency.
+
 * Sat Aug 01 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.5-8
 - Second attempt - Rebuilt for
   https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild