[Bug 50811] gdi32.res fails to compile when freetype pkg-config cflags contain "pthread"

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=50811

Zebediah Figura  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
            Product|Wine-staging                |Wine
            Summary|Bad options passed to wrc,  |gdi32.res fails to compile
                   |gdi32.res not created       |when freetype pkg-config
                   |                            |cflags contain "pthread"
          Component|-unknown                    |build-env