1. 详细报错信息 misc/create_inode.c:399:18: error: conflicting types for 'copy_file_range' static errcode_t copy_file_range(ext2_filsys fs, int fd, ext2_file_t e2_file, ^~~~~~~~~~~~~~~ In file included from ./../misc/create_inode.c:19:0: /usr/include/unist