Index: layer.h
===================================================================
--- layer.h	(revision 19123)
+++ layer.h	(revision 19124)
@@ -54,7 +54,6 @@
 	PCB_LYT_PDRILL   = 0x00020000, /* (virtual) plated drills (affects all physical layers) */
 	PCB_LYT_UDRILL   = 0x00040000, /* (virtual) unplated drills (affects all physical layers) */
 	PCB_LYT_UI       = 0x00080000, /* (virtual) user interface drawings (feature plugins use this for displaying states or debug info) */
-	PCB_LYT_CSECT    = 0x00100000, /* (virtual) cross-section drawing (displaying layer groups) */
 	PCB_LYT_SUBSTRATE= 0x00200000, /* substrate / insulator */
 	PCB_LYT_MISC     = 0x00400000, /* misc (for internal use) */
 	PCB_LYT_DIALOG   = 0x00800000, /* (virtual) dialog box drawings (e.g. font selector) - not to be interpreted in the board space */