1 files changed, 1 insertions, 0 deletions

diff --git a/uisimulator/common/filesystem-sim.h b/uisimulator/common/filesystem-sim.h
index 346d6fa74e..1b6c6dfe69 100644
--- a/uisimulator/common/filesystem-sim.h
+++ b/uisimulator/common/filesystem-sim.h
@@ -98,6 +98,7 @@ struct dirinfo_native
 #ifndef DIRFUNCTIONS_DECLARED
 DIR * sim_opendir(const char *dirname);
 struct sim_dirent * sim_readdir(DIR *dirp);
+int   sim_readdir_r(DIR *dirp, struct sim_dirent* entry, struct sim_dirent **result);
 int   sim_closedir(DIR *dirp);
 int   sim_mkdir(const char *path);
 int   sim_rmdir(const char *path);