[FFmpeg-devel] [PATCH] configure: export pkg-config includedir variable

[Timo Rothenpieler]

On 08.10.2021 15:32, James Almer wrote:
> Some packages may not define custom cflags, in which case a simple
> "pkg-config --cflags" call will return an empty string.
> This change will be useful to get a valid include path that can be
> used in library checks.

Is that at all a standard thing with pkgconfig?
 From how I understand it, a .pc file could also call that variable 
incdir, or whatever it likes?
Never seen that done before anywhere.
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