[cairo] [PATCH] win32: Avoid redefining ssize_t

[Kalev Lember]

... if it's already defined by system headers. mingw-w64 includes a
ssize_t definition, so we'll have to make sure not to redefine it in
that case.
---
 util/cairo-missing/cairo-missing.h |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/util/cairo-missing/cairo-missing.h b/util/cairo-missing/cairo-missing.h
index ccb85fa..7e4f0a3 100644
--- a/util/cairo-missing/cairo-missing.h
+++ b/util/cairo-missing/cairo-missing.h
@@ -41,8 +41,10 @@
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
 
+#ifndef _SSIZE_T_DEFINED
 typedef SSIZE_T ssize_t;
 #endif
+#endif
 
 #ifndef HAVE_GETLINE
 cairo_private ssize_t
-- 
1.7.9.3