added configure test for poll()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@17685 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

configure.in

@@ -2039,6 +2039,12 @@ equivalent variable and GTK+ is version 1.2.3 or above.
             fi
         fi
 
+        dnl we need poll() in src/gtk/app.cpp (we know that Darwin doesn't
+        dnl have it but we do the check for the others)
+        if test "$USE_DARWIN" != 1; then
+            AC_CHECK_FUNCS(poll)
+        fi
+
         TOOLKIT_INCLUDE="$wx_cv_cflags_gtk"
         GUI_TK_LIBRARY="$wx_cv_libs_gtk"
 
@@ -5354,4 +5360,4 @@ echo "                                       zlib               ${wxUSE_ZLIB}"
 
 echo ""
 
-dnl vi: set et sts=4 sw=4:
+dnl vi: set et sts=4 sw=4 com=\:dnl:

setup.h.in

@@ -891,6 +891,9 @@
 /* struct tm doesn't always have the tm_gmtoff field, define this if it does */
 #undef WX_GMTOFF_IN_TM
 
+/* Define if you have poll(2) function */
+#undef HAVE_POLL
+
 /* Define if you have pw_gecos field in struct passwd */
 #undef HAVE_PW_GECOS
 

setup.h_vms

@@ -915,6 +915,9 @@
 /* struct tm doesn't always have the tm_gmtoff field, define this if it does */
 #define WX_GMTOFF_IN_TM
 
+/* Define if you have poll(2) function */
+#define HAVE_POLL 1
+
 /* Define if you have pw_gecos field in struct passwd */
 #undef HAVE_PW_GECOS