diff --git a/hawk/Makefile.in b/hawk/Makefile.in
index b1719b50..420d695e 100644
--- a/hawk/Makefile.in
+++ b/hawk/Makefile.in
@@ -170,8 +170,8 @@ am__DIST_COMMON = $(srcdir)/Makefile.in $(top_srcdir)/ac/ar-lib \
 	$(top_srcdir)/ac/config.sub $(top_srcdir)/ac/install-sh \
 	$(top_srcdir)/ac/ltmain.sh $(top_srcdir)/ac/missing \
 	$(top_srcdir)/pkgs/hawk.spec.in ac/ar-lib ac/compile \
-	ac/config.guess ac/config.sub ac/install-sh ac/ltmain.sh \
-	ac/missing
+	ac/config.guess ac/config.sub ac/depcomp ac/install-sh \
+	ac/ltmain.sh ac/missing
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 distdir = $(PACKAGE)-$(VERSION)
 top_distdir = $(distdir)
diff --git a/hawk/configure b/hawk/configure
index a82ff9e7..4a8f4e4d 100755
--- a/hawk/configure
+++ b/hawk/configure
@@ -18890,7 +18890,7 @@ fi
 
 done
 
-for ac_header in sys/resource.h sys/wait.h sys/syscall.h sys/ioctl.h
+for ac_header in sys/resource.h sys/wait.h sys/syscall.h sys/ioctl.h sys/sysctl.h
 do :
   as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
 ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
diff --git a/hawk/configure.ac b/hawk/configure.ac
index b02cb87a..ff4a67c0 100644
--- a/hawk/configure.ac
+++ b/hawk/configure.ac
@@ -245,7 +245,7 @@ dnl check header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS([stddef.h wchar.h wctype.h errno.h signal.h fcntl.h dirent.h])
 AC_CHECK_HEADERS([time.h sys/time.h utime.h spawn.h execinfo.h ucontext.h])
-AC_CHECK_HEADERS([sys/resource.h sys/wait.h sys/syscall.h sys/ioctl.h])
+AC_CHECK_HEADERS([sys/resource.h sys/wait.h sys/syscall.h sys/ioctl.h sys/sysctl.h])
 AC_CHECK_HEADERS([dlfcn.h ltdl.h sys/mman.h])
 AC_CHECK_HEADERS([sys/devpoll.h sys/epoll.h poll.h sys/event.h])
 AC_CHECK_HEADERS([netinet/in.h sys/un.h netpacket/packet.h net/if.h net/if_dl.h], [], [], [
diff --git a/hawk/lib/hawk-cfg.h.in b/hawk/lib/hawk-cfg.h.in
index 658babaa..db1c6bf9 100644
--- a/hawk/lib/hawk-cfg.h.in
+++ b/hawk/lib/hawk-cfg.h.in
@@ -570,6 +570,9 @@
 /* Define to 1 if you have the <sys/syscall.h> header file. */
 #undef HAVE_SYS_SYSCALL_H
 
+/* Define to 1 if you have the <sys/sysctl.h> header file. */
+#undef HAVE_SYS_SYSCTL_H
+
 /* Define to 1 if you have the <sys/time.h> header file. */
 #undef HAVE_SYS_TIME_H