In file included from ../pTk/mTk/xlib/X11/Xlib.h:31, from tkWinPort.h:19, from tkPort.h:32, from tk.h:87, from imgBMP.c:11: ../pTk/mTk/xlib/X11/X.h:182:34: error: expected identifier or '(' before numeric constant 182 | #define ControlMask (1<<2) | ^ gmake[1]: *** [makefile:891: imgBMP.o] Error 1 gmake[1]: Leaving directory 'C:/STRAWB~1/cpan/build/Tk-804.036-2/pTk' gmake: *** [makefile:1638: pTk/libpTk.a] Error 2 SREZIC/Tk-804.036.tar.gz C:\STRAWB~1\c\bin\gmake.exe -- NOT OK Stopping: 'install' failed for 'Tk::Canvas'