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$NetBSD: patch-Data_Memory_MemMap_Posix.hsc,v 1.2 2022/02/11 09:35:09 pho Exp $
Use the correct symbol for msync(2) on NetBSD.
--- Data/Memory/MemMap/Posix.hsc.orig 2022-02-06 19:45:13.938394169 +0000
+++ Data/Memory/MemMap/Posix.hsc
@@ -20,6 +20,7 @@
#include <sys/mman.h>
#include <unistd.h>
+{-# LANGUAGE CApiFFI #-}
{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE CPP #-}
module Data.Memory.MemMap.Posix
@@ -59,7 +60,7 @@ foreign import ccall unsafe "madvise"
c_madvise :: Ptr a -> CSize -> CInt -> IO CInt
#endif
-foreign import ccall unsafe "msync"
+foreign import capi unsafe "sys/mman.h msync"
c_msync :: Ptr a -> CSize -> CInt -> IO CInt
foreign import ccall unsafe "mprotect"
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