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-rw-r--r--include/backtrace/BacktraceMap.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/backtrace/BacktraceMap.h b/include/backtrace/BacktraceMap.h
index 06da2f4..c717f09 100644
--- a/include/backtrace/BacktraceMap.h
+++ b/include/backtrace/BacktraceMap.h
@@ -18,6 +18,7 @@
#define _BACKTRACE_BACKTRACE_MAP_H
#include <stdint.h>
+#include <sys/types.h>
#ifdef USE_MINGW
// MINGW does not define these constants.
#define PROT_NONE 0
@@ -45,7 +46,7 @@ public:
virtual ~BacktraceMap();
// Get the map data structure for the given address.
- const backtrace_map_t* Find(uintptr_t addr);
+ virtual const backtrace_map_t* Find(uintptr_t addr);
// The flags returned are the same flags as used by the mmap call.
// The values are PROT_*.