OpenSSH 5.9p1 compilation via gcc and cc - both produce "present but cannot be compiled" warnings -- AIX 6.1 TL7 SP3

[Iain Morgan]

On Sun, Mar 25, 2012 at 19:04:51 -0500, Val Baranov wrote:
> 
> 
> configure: WARNING: fcntl.h: present but cannot be compiled
> configure: WARNING: fcntl.h:     check for missing prerequisite headers?
> configure: WARNING: fcntl.h: see the Autoconf documentation
> configure: WARNING: fcntl.h:     section "Present But Cannot Be Compiled"
> configure: WARNING: fcntl.h: proceeding with the compiler's result
> configure: WARNING:     ## ------------------------------------------- ##
> configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org ##
> configure: WARNING:     ## ------------------------------------------- ##
> 
> configure: WARNING: sys/audit.h: present but cannot be compiled
> configure: WARNING: sys/audit.h:     check for missing prerequisite headers?
> configure: WARNING: sys/audit.h: see the Autoconf documentation
> configure: WARNING: sys/audit.h:     section "Present But Cannot Be Compiled"
> configure: WARNING: sys/audit.h: proceeding with the compiler's result
> configure: WARNING:     ## ------------------------------------------- ##
> configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org ##
> configure: WARNING:     ## ------------------------------------------- ##
> 
> configure: WARNING: sys/stream.h: present but cannot be compiled
> configure: WARNING: sys/stream.h:     check for missing prerequisite headers?
> configure: WARNING: sys/stream.h: see the Autoconf documentation
> configure: WARNING: sys/stream.h:     section "Present But Cannot Be Compiled"
> configure: WARNING: sys/stream.h: proceeding with the compiler's result
> configure: WARNING:     ## ------------------------------------------- ##
> configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org ##
> configure: WARNING:     ## ------------------------------------------- ##
> 
> checking zlib.h usability... no
> checking zlib.h presence... yes configure: WARNING: zlib.h: present but cannot be compiled
> configure: WARNING: zlib.h:     check for missing prerequisite headers?
> configure: WARNING: zlib.h: see the Autoconf documentation
> configure: WARNING: zlib.h:     section "Present But Cannot Be Compiled"
> configure: WARNING: zlib.h: proceeding with the compiler's result
> configure: WARNING:     ## ------------------------------------------- ##
> configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org ##
> configure: WARNING:     ## ------------------------------------------- ##
> 
> 
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Have you checked config.log for any details? What OS is this on? What is
your environment like; specicically CC, CFLAGS, etc?

-- 
Iain Morgan