libbpf: installing uapi headers for native package

using libbpf-native provided headers for pahole-native or other application.

Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>

meta-oe/recipes-kernel/libbpf/libbpf_0.7.0.bb

@@ -17,6 +17,7 @@ COMPATIBLE_HOST = "(x86_64|i.86|aarch64|riscv64|powerpc64).*-linux"
 S = "${WORKDIR}/git/src"
 
 EXTRA_OEMAKE += "DESTDIR=${D} LIBDIR=${libdir} INCLUDEDIR=${includedir}"
+EXTRA_OEMAKE:append:class-native = " UAPIDIR=${includedir}"
 
 inherit pkgconfig
 
@@ -28,4 +29,8 @@ do_install() {
 	oe_runmake install
 }
 
+do_install:append:class-native() {
+	oe_runmake install_uapi_headers
+}
+
 BBCLASSEXTEND = "native nativesdk"