diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index cf04799776..4d974a898b 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -3926,7 +3926,7 @@ bool SystemTools::FileIsFullPath(const char* in_name)
 
 bool SystemToolsStatic::FileIsFullPath(const char* in_name, size_t len)
 {
-#if defined(_WIN32) || defined(__CYGWIN__)
+#if defined(_WIN32) && !defined(__CYGWIN__)
   // On Windows, the name must be at least two characters long.
   if (len < 2) {
     return false;
diff --git a/Source/kwsys/Terminal.c b/Source/kwsys/Terminal.c
index 4d1b46c871..9409d1b764 100644
--- a/Source/kwsys/Terminal.c
+++ b/Source/kwsys/Terminal.c
@@ -10,7 +10,7 @@
 #endif
 
 /* Configure support for this platform.  */
-#if defined(_WIN32) || defined(__CYGWIN__)
+#if defined(_WIN32)
 #  define KWSYS_TERMINAL_SUPPORT_CONSOLE
 #endif
 #if !defined(_WIN32)