caterr_setfile - set file to be used by the standard error handler
#include <cat/cat.h>
void caterr_setfile(const char *filename);
This function sets the file to be used by the standard error handler to
filename. Output will be appended to the specified file.
If filename is NULL, output will be sent to stderr
.
This function may be called before cat_init().
cat, caterr