Tree identical variables - 3 differen linker errors

[bobef]

It was my stupidity (at least for part of it). Sorry. Further investigation to
follow...


In article <dti61m$2gpe$1 at digitaldaemon.com>, bobef says...
>
>I have the following variables
>
>extern GLboolean _GLEE_WGL_OML_sync_control;
>GLboolean _GLEE_WGL_I3D_swap_frame_usage;
>extern GLboolean _GLEE_WGL_3DL_stereo_control;
>
>first one is ok. no error.
>and for the last two I get these errors
>
>GLee_h.obj(GLee_h)  Offset 17069H Record Type 0091
>  Error 1: Previous Definition Different : __GLEE_WGL_I3D_swap_frame_usage
>
>GLee.obj(GLee)
>  Error 42: Symbol Undefined __GLEE_WGL_3DL_stereo_control
>
>if I make the second one extern it works. If I make the third one not 
>extern it works too.
>everything about these variables (except the names) is absolutely 
>identical. What is wrong?