1 files changed, 6 insertions, 0 deletions

diff --git a/src/process.h b/src/process.h
index c4b4281fedf..b585515d6b1 100644
--- a/src/process.h
+++ b/src/process.h
@@ -19,6 +19,12 @@ along with GNU Emacs; see the file COPYING.  If not, write to
 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 Boston, MA 02110-1301, USA.  */
 
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
 
 /* This structure records information about a subprocess
    or network connection.