1 files changed, 1 insertions, 0 deletions
diff --git a/src/util.h b/src/util.h
index 6a0d6a31e7..277b4c66af 100644
--- a/src/util.h
+++ b/src/util.h
@@ -173,6 +173,7 @@ bool TruncateFile(FILE *file, unsigned int length);
 int RaiseFileDescriptorLimit(int nMinFD);
 void AllocateFileRange(FILE *file, unsigned int offset, unsigned int length);
 bool RenameOver(fs::path src, fs::path dest);
+bool LockDirectory(const fs::path& directory, const std::string lockfile_name, bool probe_only=false);
 bool TryCreateDirectories(const fs::path& p);
 fs::path GetDefaultDataDir();
 const fs::path &GetDataDir(bool fNetSpecific = true);