/* this tests whether we can use a shared writeable mmap on a file -
as needed for the mmap varient of FAST_SHARE_MODES */
+#if defined(HAVE_UNISTD_H)
#include <unistd.h>
+#endif
#include <sys/mman.h>
#include <sys/types.h>
#include <sys/stat.h>
main()
{
int *buf;
- int i, pid;
+ int i;
int fd = open(DATA,O_RDWR|O_CREAT|O_TRUNC,0666);
int count=7;