diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index e71467bc258..31d7c618172 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -67,6 +67,10 @@ corresponding Unix manual entries for more information on calls.");
 #include <sysexits.h>
 #endif /* HAVE_SYSEXITS_H */
 
+#ifdef HAVE_SYS_LOADAVG_H
+#include <sys/loadavg.h>
+#endif
+
 /* Various compilers have only certain posix functions */
 /* XXX Gosh I wish these were all moved into pyconfig.h */
 #if defined(PYCC_VACPP) && defined(PYOS_OS2)
diff --git a/configure b/configure
index 5605a8c6a2e..7b690035043 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 1.470 .
+# From configure.in Revision: 1.471 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59 for python 2.4.
 #
@@ -4530,13 +4530,15 @@ done
 
 
 
+
 
 
 for ac_header in curses.h dlfcn.h fcntl.h grp.h langinfo.h \
 libintl.h ncurses.h poll.h pthread.h \
 stropts.h termios.h thread.h \
 unistd.h utime.h \
-sys/audioio.h sys/bsdtty.h sys/file.h sys/lock.h sys/mkdev.h sys/modem.h \
+sys/audioio.h sys/bsdtty.h sys/file.h sys/loadavg.h sys/lock.h sys/mkdev.h \
+sys/modem.h \
 sys/param.h sys/poll.h sys/select.h sys/socket.h sys/time.h sys/times.h \
 sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h \
 sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
diff --git a/configure.in b/configure.in
index f5f4ffc1edc..981d2bacba0 100644
--- a/configure.in
+++ b/configure.in
@@ -959,7 +959,8 @@ AC_CHECK_HEADERS(curses.h dlfcn.h fcntl.h grp.h langinfo.h \
 libintl.h ncurses.h poll.h pthread.h \
 stropts.h termios.h thread.h \
 unistd.h utime.h \
-sys/audioio.h sys/bsdtty.h sys/file.h sys/lock.h sys/mkdev.h sys/modem.h \
+sys/audioio.h sys/bsdtty.h sys/file.h sys/loadavg.h sys/lock.h sys/mkdev.h \
+sys/modem.h \
 sys/param.h sys/poll.h sys/select.h sys/socket.h sys/time.h sys/times.h \
 sys/un.h sys/utsname.h sys/wait.h pty.h libutil.h \
 sys/resource.h netpacket/packet.h sysexits.h bluetooth.h \
diff --git a/pyconfig.h.in b/pyconfig.h.in
index a9f3d203cae..34501f4de12 100644
--- a/pyconfig.h.in
+++ b/pyconfig.h.in
@@ -512,6 +512,9 @@
 /* Define to 1 if you have the <sys/file.h> header file. */
 #undef HAVE_SYS_FILE_H
 
+/* Define to 1 if you have the <sys/loadavg.h> header file. */
+#undef HAVE_SYS_LOADAVG_H
+
 /* Define to 1 if you have the <sys/lock.h> header file. */
 #undef HAVE_SYS_LOCK_H