- Apply Boost patch only for versions 1.74 and newer. Older Boost

doesn't have copy_options that has been removed with Boost 1.85.

OBS-URL: https://build.opensuse.org/package/show/games/0ad?expand=0&rev=135

0ad.spec

@@ -105,11 +105,13 @@ flexible game engine.
 %patch -P 3 -p1
 %patch -P 4 -p1
 %patch -P 5 -p1
-%patch -P 6 -p1
 %if %{with system_mozjs}
 %patch -P 1 -p1
 %patch -P 2 -p1
 %endif
+%if %{pkg_vcmp libboost_filesystem-devel >= 1.74}
+%patch -P 6 -p1
+%endif
 
 %build
 export CFLAGS="%{optflags}"