message: add environment variable for cross-compile
diff: @@ -29,6 +29,10 @@ jobs:
  cross-compile:
  name: Cross Compile
  runs-on: ubuntu-latest
  + env:
  + CARGO_TARGET_ARMV7_UNKNOWN_LINUX_GNUEABIHF_LINKER: arm-linux-gnueabihf-gcc
  + CARGO_TARGET_ARM_UNKNOWN_LINUX_GNUEABIHF_LINKER: arm-linux-gnueabihf-gcc
  + CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER: aarch64-linux-gnu-gcc
  strategy:
  matrix:
  target:
  