Enable a few more NetBSD functions

Change-Id: Ia8463adfb12b465bd43a62aee9f14b21eaa13b19

include/unistd.h

@@ -281,9 +281,9 @@ int	 lockf(int, int, off_t);
 ssize_t	 readlink(const char * __restrict, char * __restrict, size_t);
 #endif
 void	*sbrk(intptr_t);
-#if !defined(__minix)
 /* XXX prototype wrong! */
 int	 setpgrp(pid_t, pid_t);			/* obsoleted by setpgid() */
+#if !defined(__minix)
 int	 setregid(gid_t, gid_t);
 int	 setreuid(uid_t, uid_t);
 #endif /* !defined(__minix) */

lib/libc/compat-43/Makefile.inc

@@ -2,15 +2,14 @@
 #	from: @(#)Makefile.inc	8.1 (Berkeley) 6/2/93
 
 # Unsupported by Minix
-#	gethostid.c \
-#	sethostid.c setpgrp.c \
-#	setrgid.c setruid.c sigcompat.c
+#	setrgid.c setruid.c
 
 # compat-43 sources
 .PATH: ${ARCHDIR}/compat-43 ${.CURDIR}/compat-43
 
-SRCS+=	creat.c getdtablesize.c \
-	killpg.c setpgrp.c \
+SRCS+=	creat.c getdtablesize.c gethostid.c \
+	killpg.c sethostid.c setpgrp.c \
+	sigcompat.c
 
 .if !defined(AUDIT)
 SRCS+=	getwd.c

lib/libutil/Makefile

@@ -15,7 +15,7 @@ SRCS+=	efun.c \
 	\
 	getfsspecname.c getmntopts.c getmaxpartitions.c \
 	\
-	\
+	if_media.c \
 	login.c loginx.c login_cap.c login_tty.c logout.c logoutx.c \
 	logwtmp.c logwtmpx.c opendisk.c parsedate.y \
 	passwd.c pw_scan.c pidfile.c pidlock.c pty.c \