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-rw-r--r--gdb/dwarf2read.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index 630d900..906bbfc 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -58,6 +58,9 @@
#endif
#ifdef HAVE_MMAP
#include <sys/mman.h>
+#ifndef MAP_FAILED
+#define MAP_FAILED ((void *) -1)
+#endif
#endif
#if 0