GL_COPY_ERR_OPEN_BACKUP_WRITE 73 maint/gnulib/lib/copy-file.c err = GL_COPY_ERR_OPEN_BACKUP_WRITE; GL_COPY_ERR_OPEN_BACKUP_WRITE 195 maint/gnulib/lib/copy-file.c case GL_COPY_ERR_OPEN_BACKUP_WRITE: