Applying ./patches/010-configure-respect-LDFLAGS.patch using plaintext: 
patching file configure
Found clang binary '/builder/shared-workdir/build/sdk/staging_dir/host/llvm-bpf/bin/clang' with version 14 (from 'clang version 14.0.6 (https://git.openwrt.org/openwrt/openwrt.git 39685292858c7bfc7ad2aa38fa4e6f2f986eab4f)')
libbpf support: system v0.8.0
  perf_buffer__consume support: yes
  btf__load_from_kernel_by_id support: yes
  btf__type_cnt support: yes
  bpf_object__next_map support: yes
  bpf_object__next_program support: yes
  bpf_program__insn_cnt support: yes
  bpf_map_create support: yes
  perf_buffer__new_raw support: yes
  bpf_xdp_attach support: yes
secure_getenv support: yes
make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-powerpc_8540_musl/xdp-tools-1.2.8'

lib

  libxdp
    M4       xdp-dispatcher.c
    CLANG    xsk_def_xdp_prog.o
xsk_def_xdp_prog.c:4:10: fatal error: 'bpf/bpf_helpers.h' file not found
#include <bpf/bpf_helpers.h>
         ^~~~~~~~~~~~~~~~~~~
1 error generated.
make[6]: *** [Makefile:139: xsk_def_xdp_prog.o] Error 1
make[5]: *** [Makefile:20: libxdp] Error 2
make[4]: *** [Makefile:25: lib] Error 2
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-powerpc_8540_musl/xdp-tools-1.2.8'
make[3]: *** [Makefile:139: /builder/shared-workdir/build/sdk/build_dir/target-powerpc_8540_musl/xdp-tools-1.2.8/.built] Error 2
time: package/feeds/base/xdp-tools/compile#1.34#0.68#3.28