[Bug 15610] New: When compiling with CFLAGS="-Werror", sys/asoundlib.h is unusable

http://bugs.winehq.org/show_bug.cgi?id=15610

Summary: When compiling with CFLAGS="-Werror", sys/asoundlib.h is
                    unusable
           Product: Wine
           Version: 1.1.6
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Keywords: source
          Severity: minor
          Priority: P2
         Component: build-env
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]

CFLAGS="-Werror" CC="ccache gcc" ./configure --verbose

checking sys/asoundlib.h usability... no
checking sys/asoundlib.h presence... yes
configure: WARNING: sys/asoundlib.h: present but cannot be compiled
configure: WARNING: sys/asoundlib.h:     check for missing prerequisite
headers?
configure: WARNING: sys/asoundlib.h: see the Autoconf documentation
configure: WARNING: sys/asoundlib.h:     section "Present But Cannot Be
Compiled"
configure: WARNING: sys/asoundlib.h: proceeding with the preprocessor's result
configure: WARNING: sys/asoundlib.h: in the future, the compiler will take
precedence
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to [e-mail] ##
configure: WARNING:     ## ------------------------------------ ##

Works fine without -Werror though.