Applying ./patches/001-dmx_usb_Makefile.patch using plaintext: 
patching file Makefile

Applying ./patches/100-fix-compilation-warning-wrong-cast.patch using plaintext: 
patching file dmx_usb.c
make[4]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1'
make -C /builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/linux-5.15.114 M=/builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1
make[5]: Entering directory '/builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/linux-5.15.114'
  CC [M]  /builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1/dmx_usb.o
  MODPOST /builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1/Module.symvers
  CC [M]  /builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1/dmx_usb.mod.o
  LD [M]  /builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1/dmx_usb.ko
make[5]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/linux-5.15.114'
make[4]: Leaving directory '/builder/shared-workdir/build/sdk/build_dir/target-arm_mpcore_musl_eabi/linux-oxnas_ox820/dmx_usb_module-19.12.1'
Package kmod-usb-serial-dmx_usb_module is missing dependencies for the following libraries:
usbcore.ko
make[3]: *** [Makefile:65: /builder/shared-workdir/build/sdk/bin/targets/oxnas/ox820/packages/kmod-usb-serial-dmx_usb_module_5.15.114+19.12.1-1_arm_mpcore.ipk] Error 1
time: package/feeds/packages/dmx_usb_module/compile#4.17#1.73#18.00