#endif
#include <stdio.h> /* May get P_tmpdir. */
+#include <sys/types.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
program is exited if a temporary directory can't be found (@code{mktemp}
fails). The buffer for the result is obtained with @code{xmalloc}.
-This function is provided for backwards compatability only. Its use is
+This function is provided for backwards compatibility only. Its use is
not recommended.
@end deftypefn