Re: problem with xlibs?

["Eric G. Miller" <egm2@jps.net>]

On Sun, Feb 02, 2003 at 11:34:32PM +0200, Egor Tur wrote:
> Hi folk.
> I have this when compile some programme:
> 
> /usr/X11R6/lib/libX11.a(XlibInt.o): In function `_XEventsQueued':
> XlibInt.o(.text+0x76c): undefined reference to `pthread_equal'
> XlibInt.o(.text+0x786): undefined reference to `pthread_equal'
> XlibInt.o(.text+0x7a1): undefined reference to `pthread_equal'
> XlibInt.o(.text+0x7ba): undefined reference to `pthread_equal'
> XlibInt.o(.text+0x7d7): undefined reference to `pthread_equal'
> /usr/X11R6/lib/libX11.a(XlibInt.o)(.text+0xb1c): more undefined references to `pthread_equal' follow
> collect2: ld returned 1 exit status
> make[1]: *** [ds9] Error 1
> make[1]: Leaving directory `/home/iraf/saoimagenew/saods9/ds9'
> make: *** [ds9] Error 2
> 
>  What is this? problem with libX11? What do? Upgrade xlibs-dev?
> dpkg -l xlibs-dev
> ii  xlibs-dev      4.2.1-4        X Window System client library development

Whatever you're doing, you apparently need to add -lpthread to the 
linker arguments.

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