gnuradio-osmosdr: fix pybind11 cross compilation

Author: ahesford

srcpkgs/gnuradio-osmosdr/template

@@ -14,6 +14,10 @@ homepage="https://osmocom.org/projects/gr-osmosdr/wiki/GrOsmoSDR"
 distfiles="https://github.com/osmocom/gr-osmosdr/archive/v${version}.tar.gz"
 checksum=28b6f2768aee7b397b227e9e70822e28de3b4c5362a5d14646a0948a48094a63
 
+if [ "$CROSS_BUILD" ]; then
+	configure_args+=" -DPYBIND11_USE_CROSSCOMPILING=ON"
+fi
+
 gnuradio-osmosdr-devel_package() {
 	short_desc+=" - development files"
 	depends="${sourcepkg}>=${version}_${revision}"