--- rxvt-unicode/src/rxvt.h	2005/12/31 19:30:25	1.176
+++ rxvt-unicode/src/rxvt.h	2006/01/01 14:43:43	1.178
@@ -79,7 +79,7 @@
 #  define NO_SETOWNER_TTYDEV 1
 # endif
 #endif
-#if defined(__CYGWIN32__) || defined(PTYS_ARE_OPENPTY)
+#if defined(__CYGWIN32__)
 # define NO_SETOWNER_TTYDEV 1
 #endif
 
@@ -753,8 +753,8 @@
 // do not change these constants lightly, there are many interdependencies
 #define IMBUFSIZ               128     // input modifier buffer sizes
 #define KBUFSZ                 512     // size of keyboard mapping buffer
-#define CBUFSIZ                4096    // size of command buffer
-#define UBUFSIZ                4096    // character buffer
+#define CBUFSIZ                2048    // size of command buffer
+#define UBUFSIZ                2048    // character buffer
 
 #ifndef PATH_MAX
 # define PATH_MAX 16384