diff --git a/src/if_cscope.c b/src/if_cscope.c
index ccccb51..9e0ec45 100644
--- a/src/if_cscope.c
+++ b/src/if_cscope.c
@@ -838,11 +838,6 @@
     HANDLE	stdin_rd, stdout_rd;
     HANDLE	stdout_wr, stdin_wr;
     BOOL	created;
-# if (defined(_MSC_VER) && (_MSC_VER >= 1300)) || defined(__MINGW32__)
-#  define OPEN_OH_ARGTYPE intptr_t
-# else
-#  define OPEN_OH_ARGTYPE long
-# endif
 #endif
 
 #if defined(UNIX)
@@ -1037,11 +1032,11 @@
     CloseHandle(pi.hThread);
 
     // TODO - tidy up after failure to create files on pipe handles.
-    if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdin_wr,
+    if (((fd = _open_osfhandle((intptr_t)stdin_wr,
 						      _O_TEXT|_O_APPEND)) < 0)
 	    || ((csinfo[i].to_fp = _fdopen(fd, "w")) == NULL))
 	PERROR(_("cs_create_connection: fdopen for to_fp failed"));
-    if (((fd = _open_osfhandle((OPEN_OH_ARGTYPE)stdout_rd,
+    if (((fd = _open_osfhandle((intptr_t)stdout_rd,
 						      _O_TEXT|_O_RDONLY)) < 0)
 	    || ((csinfo[i].fr_fp = _fdopen(fd, "r")) == NULL))
 	PERROR(_("cs_create_connection: fdopen for fr_fp failed"));