fixed wxHAS_GENERIC_PROCESS_CALLBACK check to use #ifdef, not #if

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@50865 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp
index 589abf242a947155371db38fc23acf45198e7103..12d1e9eb06794d58c146313355cb5a191b26dc1b 100644 (file)
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -1440,7 +1440,7 @@ int wxGUIAppTraits::WaitForChild(wxExecuteData& execData)
     }
 }
 
-#if wxHAS_GENERIC_PROCESS_CALLBACK
+#ifdef wxHAS_GENERIC_PROCESS_CALLBACK
 struct wxEndProcessFDIOHandler : public wxFDIOHandler
 {
     wxEndProcessFDIOHandler(wxEndProcessData *data, int fd)