Warnings from openssh-4.3p1 configure

[Mark Zimmerman]

Greetings:

On a Sun Solaris 8 machine using the Sun Studio 11 compiler:

taz$ ./configure LDFLAGS=-xarch=v9 CFLAGS='-xO3 -xarch=v9'
CC=/opt/SUNWspro/bin/cc --prefix=/opt/openssh-4.3p1
--with-ssl-dir=/opt/openssl-0.9.8a --with-xauth=/usr/openwin/bin/xauth
--with-default-path=/bin:/sbin:/usr/sbin:/usr/bin:/usr/local/bin:/usr/openwin/bin:/usr/dt/bin
--without-zlib-version-check


checking ndir.h usability... no
checking ndir.h presence... no
checking for ndir.h... no
checking net/if.h usability... no
checking net/if.h presence... yes
configure: WARNING: net/if.h: present but cannot be compiled
configure: WARNING: net/if.h:     check for missing prerequisite
headers?
configure: WARNING: net/if.h: see the Autoconf documentation
configure: WARNING: net/if.h:     section "Present But Cannot Be
Compiled"
configure: WARNING: net/if.h: proceeding with the preprocessor's
result
configure: WARNING: net/if.h: in the future, the compiler will take
precedence
configure: WARNING:     ## -------------------------------------------
##
configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org
##
configure: WARNING:     ## -------------------------------------------
##
checking for net/if.h... yes
checking netdb.h usability... yes
checking netdb.h presence... yes
checking for netdb.h... yes
checking netgroup.h usability... no
checking netgroup.h presence... no
checking for netgroup.h... no
checking netinet/in_systm.h usability... no
checking netinet/in_systm.h presence... yes
configure: WARNING: netinet/in_systm.h: present but cannot be compiled
configure: WARNING: netinet/in_systm.h:     check for missing
prerequisite headers?
configure: WARNING: netinet/in_systm.h: see the Autoconf documentation
configure: WARNING: netinet/in_systm.h:     section "Present But
Cannot Be Compiled"
configure: WARNING: netinet/in_systm.h: proceeding with the
preprocessor's result
configure: WARNING: netinet/in_systm.h: in the future, the compiler
will take precedence
configure: WARNING:     ## -------------------------------------------
##
configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org
##
configure: WARNING:     ## -------------------------------------------
##
checking for netinet/in_systm.h... yes
checking pam/pam_appl.h usability... no
checking pam/pam_appl.h presence... no
checking for pam/pam_appl.h... no
checking paths.h usability... no
checking paths.h presence... no
checking for paths.h... no
checking pty.h usability... no