#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);}