diff -c old/config.h new/config.h
*** old/config.h	Sat May 17 18:44:03 1997
--- new/config.h	Sun May 18 17:39:43 1997
***************
*** 218,220 ****
--- 218,227 ----
  #if defined(__WIN32__) && defined(__CRTRSXNT__)
  #include <crtrsxnt.h>
  #endif
+ 
+ # For vcWin32
+ #if defined(WIN32) && defined(_MSC_VER)
+ #define popen _popen
+ #define pclose _pclose
+ #define alloca _alloca
+ #endif
