{
const char *err;
const char *image;
- const char *format=FORMAT;
+ const char *format;
const char *devopts=NULL;
int c,usage=0;
struct cpmSuperBlock sb;
struct cpmInode root;
enum Result ret;
+ if (!(format=getenv("CPMTOOLSFMT"))) format=FORMAT;
while ((c=getopt(argc,argv,"T:f:nh?"))!=EOF) switch(c)
{
case 'f': format=optarg; break;