Fedora Core 3 Compile Error

[cyberbillp]

I'm having good luck getting started with Irrlicht on Suse 9.1, but at home I use Fedora Core 3. I can't get Hello World to compile.
I get this error, anyone know why?
__________________________________

Building the whole Project: 01_HelloWorld ...
make
g++ main.cpp -o example -I"../../include" -I"/usr/X11R6/include" -L"/usr/X11R6/lib" -L"../../lib/Linux" -lIrrlicht -lGL -lXxf86vm -lXext -lX11 -lz -ljpeg
/usr/X11R6/lib/libGL.a(glxext.o)(.text+0x1f): In function `__glXGetCurrentContext':
: undefined reference to `pthread_key_create'
/usr/X11R6/lib/libGL.a(glxext.o)(.text+0x3c): In function `__glXGetCurrentContext':
: undefined reference to `pthread_getspecific'
/usr/X11R6/lib/libGL.a(glxext.o)(.text+0x6e): In function `__glXSetCurrentContext':
: undefined reference to `pthread_setspecific'
/usr/X11R6/lib/libGL.a(glxext.o)(.text+0x84): In function `__glXSetCurrentContext':
: undefined reference to `pthread_key_create'
/usr/X11R6/lib/libGL.a(glxext.o)(.text+0x9f): In function `__glXSetCurrentContext':
: undefined reference to `pthread_setspecific'
/usr/X11R6/lib/libGL.a(glthread.o)(.text+0x1f): In function `_glthread_InitTSD':
: undefined reference to `pthread_key_create'
/usr/X11R6/lib/libGL.a(glthread.o)(.text+0x6d): In function `_glthread_GetTSD':
: undefined reference to `pthread_getspecific'
/usr/X11R6/lib/libGL.a(glthread.o)(.text+0xa5): In function `_glthread_SetTSD':
: undefined reference to `pthread_setspecific'
collect2: ld returned 1 exit status
make: *** [all] Error 1
Completed ... unsuccessful
Total time taken: 17 secs


ps
I searched the forums but found nothing.

[mm765]

add -lpthread

[cyberbillp]

I knew it was something simple like that. Thanks.