Fix u64 format for cygwin

[xboard.git] / winboard / makefile.gcc

diff --git a/winboard/makefile.gcc b/winboard/makefile.gcc
index 49bcede..db65a67 100644 (file)
--- a/winboard/makefile.gcc
+++ b/winboard/makefile.gcc
@@ -28,7 +28,7 @@ USE_MINGW=1
 \r
 # set up for cygwin or not\r
 ifeq ($(USE_MINGW),1)\r
-CFCYG = -mno-cygwin\r
+CFCYG = -mno-cygwin -DUSE_I64\r
 LFCYG = -mno-cygwin -lmsvcrt\r
 endif\r
 \r