text: #include "csf.h"
  #include "csfimpl.h"
  
  /* get minimum cell value
   * RgetMinVal returns the value stored in
   * the header as the minimum value. 
   * If the minMaxStatus is MM_WRONGVALUE
   * then a missing value is returned.
   * returns 0 if argument minVal is returned with a missing
   * value, nonzero if not.
   *
   * example
   * .so examples/csfstat.tr
   */
  
  int RgetMinVal(
  	const MAP *map, /* map handle */
  	void *minVal)   /* write-only. Minimum value or missing value */
  {
  	/* use buffer that can hold largest 
  	 * cell representation
  	 */
  	CSF_VAR_TYPE buf_1;
  	void *buf = (void *)(&buf_1);
  
  	CHECKHANDLE(map);
  	CsfGetVarType(buf, &(map->raster.minVal), RgetCellRepr(map));
  
  	map->file2app((size_t)1, buf);
  
  	if (map->minMaxStatus == MM_WRONGVALUE)
  		SetMV(map, buf);
  
  	CsfGetVarType(minVal, buf, map->appCR);
  
  	return((!IsMV(map,minVal)) &&
   		map->minMaxStatus!=MM_WRONGVALUE);
  }
  