Build of readline 5.0 on Solaris 9 system

[Rudi Heitbaum]

checking sys/ptem.h usability... no
checking sys/ptem.h presence... yes
configure: WARNING: sys/ptem.h: present but cannot be compiled
configure: WARNING: sys/ptem.h: check for missing prerequisite headers?
configure: WARNING: sys/ptem.h: proceeding with the preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden. ##
configure: WARNING:     ## ------------------------------------ ##
checking for sys/ptem.h... yes
checking sys/pte.h usability... no
checking sys/pte.h presence... no
checking for sys/pte.h... no
checking sys/stream.h usability... yes
checking sys/stream.h presence... yes
checking for sys/stream.h... yes