choose-temp.c: Include unistd.h for mingw targets.

2009-09-22  Ozkan Sezer  <sezeroz@gmail.com>

        * choose-temp.c: Include unistd.h for mingw targets.

From-SVN: r152029

libiberty/ChangeLog

+2009-09-22  Ozkan Sezer  <sezeroz@gmail.com>
+
+	* choose-temp.c: Include unistd.h for mingw targets.
+
 2009-09-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* hashtab.c [HAVE_INTTYPES_H]: Include <inttypes.h>.

libiberty/choose-temp.c

@@ -22,6 +22,10 @@ Boston, MA 02110-1301, USA.  */
 #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