warning configure openssh-3.9p1

[alain.morel at ig-edu.univ-paris13.fr]

OS	: solaris8 with update patches
Station : Sparc Ultra5
device /dev/random installed
openssl version : openssl-0.9.7d
openssh version : openssh-3.9p1
My configuration :
./configure --prefix=/usr --sysconfdir=/etc/ssh --with-tcp-wrappers
--with-privsep-user=sshd40 --with-ssl-dir=/usr/lib

I have the following warning lines :
configure: WARNING: sys/ptms.h: present but cannot be compiled
configure: WARNING: sys/ptms.h:     check for missing prerequisite headers?
configure: WARNING: sys/ptms.h: see the Autoconf documentation
configure: WARNING: sys/ptms.h:     section "Present But Cannot Be Compiled"
configure: WARNING: sys/ptms.h: proceeding with the preprocessor's result
configure: WARNING: sys/ptms.h: in the future, the compiler will take
precedence
configure: WARNING:     ## ------------------------------------------ ##
configure: WARNING:     ## Report this to the AC_PACKAGE_NAME lists.  ##
configure: WARNING:     ## ------------------------------------------ ##

What can I do ?

Thank you for a response 
Thanh you also to openssh team.

Sincerly yours
Alain MOREL
Universite Paris13
Institut Galilee - SERCAL
99 Avenue Jean-Baptiste Clement
93430 Villetaneuse
Tel : 33 1 49 40 36 19