+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+#include <errno.h>
+#ifndef REGTEST
+#include <_PDCLIB_io.h>
+#endif
+#define BUFFERSIZE 500
+
+int main( void )
+{
+#ifndef REGTEST
+ char buffer[ BUFFERSIZE ];
+ FILE * fh;
+ /* full buffered, user-supplied buffer */
+ TESTCASE( ( fh = tmpfile() ) != NULL );
+ TESTCASE( setvbuf( fh, buffer, _IOFBF, BUFFERSIZE ) == 0 );
+ TESTCASE( fh->buffer == buffer );
+ TESTCASE( fh->bufsize == BUFFERSIZE );
+ TESTCASE( ( fh->status & ( _IOFBF | _IONBF | _IOLBF ) ) == _IOFBF );
+ TESTCASE( fclose( fh ) == 0 );
+ /* line buffered, lib-supplied buffer */
+ TESTCASE( ( fh = tmpfile() ) != NULL );
+ TESTCASE( setvbuf( fh, NULL, _IOLBF, BUFFERSIZE ) == 0 );
+ TESTCASE( fh->buffer != NULL );
+ TESTCASE( fh->bufsize == BUFFERSIZE );
+ TESTCASE( ( fh->status & ( _IOFBF | _IONBF | _IOLBF ) ) == _IOLBF );
+ TESTCASE( fclose( fh ) == 0 );
+ /* not buffered, user-supplied buffer */
+ TESTCASE( ( fh = tmpfile() ) != NULL );
+ TESTCASE( setvbuf( fh, buffer, _IONBF, BUFFERSIZE ) == 0 );
+ TESTCASE( ( fh->status & ( _IOFBF | _IONBF | _IOLBF ) ) == _IONBF );
+ TESTCASE( fclose( fh ) == 0 );
+#else
+ puts( " NOTEST setvbuf() test driver is PDCLib-specific." );
+#endif
+ return TEST_RESULTS;
+}
+
+#endif
+