Document WLR_HEADLESS_OUTPUTS
@@ -12,6 +12,8 @@ wlroots specific
wayland, x11, headless)
* *WLR_WL_OUTPUTS*: when using the wayland backend specifies the number of outputs
* *WLR_X11_OUTPUTS*: when using the X11 backend specifies the number of outputs
+* *WLR_HEADLESS_OUTPUTS*: when using the headless backend specifies the number
+ of outputs
rootston specific
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