make[1]: Entering directory `/usr/local/src/rxvt/W11'
mkdir lib
mkdir: cannot create directory `lib': File exists
Makefile:90: recipe for target `all' failed
make[1]: [all] Error 1 (ignored)
cd wrap; make all
make[2]: Entering directory `/usr/local/src/rxvt/W11/wrap'
gcc -O -c wrap.c -I.. -mwin32
wrap.c: In function ‘_register_window_class’:
wrap.c:88:17: warning: assignment from incompatible pointer type [enabled by default]
  wc.lpfnWndProc = WndProc;
                 ^
windres -i rxvt.rc -o rxvt_res.o
ar r ../lib/libX11.a wrap.o rxvt_res.o
ar: creating ../lib/libX11.a
make[2]: Leaving directory `/usr/local/src/rxvt/W11/wrap'
cd w32; make all
make[2]: Entering directory `/usr/local/src/rxvt/W11/w32'
gcc -c xlib.c -O -I.. -mwin32
xlib.c: In function ‘XOpenDisplay’:
xlib.c:131:26: error: lvalue required as left operand of assignment
  (NT_window*)(scrd->root)= NT_new_window();
                          ^
Makefile:14: recipe for target `xlib.o' failed
make[2]: *** [xlib.o] Error 1
make[2]: Leaving directory `/usr/local/src/rxvt/W11/w32'
Makefile:90: recipe for target `all' failed
make[1]: *** [all] Error 2
make[1]: Leaving directory `/usr/local/src/rxvt/W11'
Makefile:101: recipe for target `all' failed
make: *** [all] Error 1