--- 9term/9term.h.orig	Thu Dec 15 23:49:15 1994
+++ 9term/9term.h	Fri Feb 11 10:08:04 2000
@@ -31,7 +31,7 @@
 extern int		isig;
 
 extern void		specialchars(int);
-extern int		setenv(char *, char *, int);
+extern int		O_setenv(char *, char *, int);
 extern void		init_display(int *, char **, char**, char*);
 #ifdef NEEDVARARG
 extern void		error();
@@ -65,6 +65,11 @@
 #endif
 
 #ifdef	SUNOS
+#define	POSIXPTYS
+#define BSDPTYS
+#endif
+
+#ifdef	__FreeBSD__
 #define	POSIXPTYS
 #define BSDPTYS
 #endif