commit 724eddf2083e112073e933558d2bd032673e905e
Author:     ComputerNerd <theprogrammernerd@gmail.com>
AuthorDate: Sun Dec 13 21:54:24 2020 -0600
Commit:     ComputerNerd <theprogrammernerd@gmail.com>
CommitDate: Sun Dec 13 21:54:24 2020 -0600

    FLTK 1.3 had the same exterr problem.

 src/Fl_Native_File_Chooser_WIN32.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git src/Fl_Native_File_Chooser_WIN32.cxx src/Fl_Native_File_Chooser_WIN32.cxx
index 9a980a8..acfc02c 100644
--- src/Fl_Native_File_Chooser_WIN32.cxx
+++ src/Fl_Native_File_Chooser_WIN32.cxx
@@ -420,7 +420,7 @@ int Fl_Native_File_Chooser::showfile() {
     if ( exterr == 0 ) return(1);	// user hit cancel
     // Otherwise, an error occurred..
     char msg[80];
-    sprintf(msg, "CommDlgExtendedError() code=%d", err);
+    sprintf(msg, "CommDlgExtendedError() code=%d", exterr);
     errmsg(msg);
     return(-1);
   }