diff --git a/lib/libc/sys/getfh.2 b/lib/libc/sys/getfh.2
index ab73d5a4b55..e881066096b 100644
--- a/lib/libc/sys/getfh.2
+++ b/lib/libc/sys/getfh.2
@@ -38,7 +38,7 @@
 .Nm getfh
 .Nd get file handle
 .Sh SYNOPSIS
-.Fd #include <sys/types.h>
+.Fd #include <sys/param.h>
 .Fd #include <sys/mount.h>
 .Ft int
 .Fn getfh "char *path" "fhandle_t *fhp"
diff --git a/lib/libc/sys/ktrace.2 b/lib/libc/sys/ktrace.2
index 9fe61f89570..fd4515fc608 100644
--- a/lib/libc/sys/ktrace.2
+++ b/lib/libc/sys/ktrace.2
@@ -38,7 +38,9 @@
 .Nm ktrace
 .Nd process tracing
 .Sh SYNOPSIS
-.Fd #include <sys/types.h>
+.Fd #include <sys/param.h>
+.Fd #include <sys/time.h>
+.Fd #include <sys/uio.h>
 .Fd #include <sys/ktrace.h>
 .Ft int
 .Fn ktrace "const char *tracefile" "int ops" "int trpoints" "int pid"
diff --git a/lib/libpcap/pcap.3 b/lib/libpcap/pcap.3
index 2159c4d0034..d298b40a6e2 100644
--- a/lib/libpcap/pcap.3
+++ b/lib/libpcap/pcap.3
@@ -23,6 +23,8 @@ pcap \- Packet Capture library
 .SH SYNOPSIS
 .nf
 .ft B
+#include <sys/types.h>
+#include <stdio.h>
 #include <pcap.h>
 .ft
 .LP
diff --git a/share/man/man5/link.5 b/share/man/man5/link.5
index c7e02d1107f..a0c726eb89f 100644
--- a/share/man/man5/link.5
+++ b/share/man/man5/link.5
@@ -26,7 +26,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.\"	$Id: link.5,v 1.4 1996/01/30 13:51:35 mpp Exp $
+.\"	$Id: link.5,v 1.5 1996/04/08 04:18:14 mpp Exp $
 .\"
 .Dd October 23, 1993
 .Dt LINK 5
@@ -35,6 +35,8 @@
 .Nm link
 .Nd dynamic loader and link editor interface
 .Sh SYNOPSIS
+.Fd #include <sys/types.h>
+.Fd #include <nlist.h>
 .Fd #include <link.h>
 .Sh DESCRIPTION
 The include file
diff --git a/share/man/man5/utmp.5 b/share/man/man5/utmp.5
index b25b4da483a..508975621ad 100644
--- a/share/man/man5/utmp.5
+++ b/share/man/man5/utmp.5
@@ -40,6 +40,7 @@
 .Nm lastlog
 .Nd login records
 .Sh SYNOPSIS
+.Fd #include <sys/types.h>
 .Fd #include <utmp.h>
 .Sh DESCRIPTION
 The file