Avoid configure warning

diff --git a/configure.ac b/configure.ac
index 5c663e17c13856a07479b59037eead5563c12753..9b6709afa52ec02caea414b09d5b08e1d8012d27 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -367,7 +367,7 @@ echo Summary
 echo ---------------------------------------------
 echo
 
-AM_CONDITIONAL(CMAKE_BUILD, 0)
+AM_CONDITIONAL(CMAKE_BUILD, false)
 #AM_CONDITIONAL( USE_GFORTRAN, [test "$F77" = "gfortran"])
 
 echo Configure