implemented wxSingleInstanceChecker for Unix

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10463 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

setup.h.in

@@ -179,6 +179,11 @@
  */
 #define wxUSE_ON_FATAL_EXCEPTION 0
 
+/*
+ * Use wxSingleInstanceChecker class
+ */
+#define wxUSE_SNGLINST_CHECKER 0
+
 /*
  * Use constraints mechanism
  */
@@ -758,6 +763,12 @@
 /* Define if you have the dlerror function.  */
 #undef HAVE_DLERROR
 
+/* Define if you have Posix fnctl() function. */
+#undef HAVE_FCNTL
+
+/* Define if you have BSD flock() function. */
+#undef HAVE_FLOCK
+
 /* Define if you have the gethostname function.  */
 #undef HAVE_GETHOSTNAME