build: Fix the check on sassc's presence

If sassc is not available we do not want to include the rules to
regenerate the CSS out of the SCSS files.

diff --git a/configure.ac b/configure.ac
index 05fdf4ed281c53ae0f9ab2db3a21eb23d3dc55ea..4e68e2db91b932905e1c21d93d12702f5db5d2dc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1821,7 +1821,7 @@ AC_SUBST(GDK_HIDDEN_VISIBILITY_CFLAGS)
 
 AC_PATH_PROG([SASSC], [sassc])
 AC_ARG_VAR(SASSC)
-AM_CONDITIONAL([REBUILD_SCSS], [test "xSASSC" != x])
+AM_CONDITIONAL([REBUILD_SCSS], [test "x$SASSC" != x])
 
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