sets compiler

Author: kdschlosser

builder/unix.py

@@ -60,6 +60,8 @@ def build_commands(_, extra_args, script_dir, lv_cflags, board):
     unix_cmd.extend([
         f'LV_CFLAGS="{lv_cflags}"',
         f'LV_PORT=unix',
+        'CC=gcc',
+        'GCC=gcc',
         f'USER_C_MODULES="{script_dir}/ext_mod"'
     ])
     unix_cmd.extend(extra_args)