unistd.h for optarg

[unix-history] / usr / src / contrib / groff-1.08 / include / driver.h

diff --git a/usr/src/contrib/groff-1.08/include/driver.h b/usr/src/contrib/groff-1.08/include/driver.h
index be7a6dc..1f54266 100644 (file)
--- a/usr/src/contrib/groff-1.08/include/driver.h
+++ b/usr/src/contrib/groff-1.08/include/driver.h
@@ -23,6 +23,7 @@ Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
 #include <ctype.h>
 #include <stdlib.h>
 #include <stddef.h>
 #include <ctype.h>
 #include <stdlib.h>
 #include <stddef.h>

+#include <unistd.h>

 #include <errno.h>
 #include <assert.h>
 #include <math.h>
 #include <errno.h>
 #include <assert.h>
 #include <math.h>