/* Prototypes for functions defined in DLTOGL.C */

int main(int argc,
         char ** argv);

void die(char * s);

void writepic(unsigned char * pixel,
             int width,
             int height,
             char * filename,
             unsigned char * cmap);

void outpackblock(FILE * fp,
                 char * buf,
                 int len);

int packblock(char * src,
              char * dest,
              int len);

void writeshort(FILE * fp,
               int s);

void writelong(FILE * fp,
              long l);

void gl_numfiles(int n);

FILE * file_open(char * name,
                 char * mode);

int file_close(FILE * fp);