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-rw-r--r--include/sys/mman.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sys/mman.h b/include/sys/mman.h
index 3bade727..4d603e91 100644
--- a/include/sys/mman.h
+++ b/include/sys/mman.h
@@ -101,6 +101,7 @@ extern "C" {
#ifdef _GNU_SOURCE
#define MREMAP_MAYMOVE 1
#define MREMAP_FIXED 2
+#define MREMAP_DONTUNMAP 4
#define MLOCK_ONFAULT 0x01