diff --git a/libs/binder/OS.cpp b/libs/binder/OS.cpp
index 6eb7272..cc4a03b 100644
--- a/libs/binder/OS.cpp
+++ b/libs/binder/OS.cpp
@@ -48,4 +48,14 @@
     return OK;
 }
 
+status_t dupFileDescriptor(int oldFd, int* newFd) {
+    int ret = fcntl(oldFd, F_DUPFD_CLOEXEC, 0);
+    if (ret < 0) {
+        return -errno;
+    }
+
+    *newFd = ret;
+    return OK;
+}
+
 } // namespace android
diff --git a/libs/binder/OS.h b/libs/binder/OS.h
index e802e9c..d6e1c78 100644
--- a/libs/binder/OS.h
+++ b/libs/binder/OS.h
@@ -28,4 +28,6 @@
 
 status_t getRandomBytes(uint8_t* data, size_t size);
 
+status_t dupFileDescriptor(int oldFd, int* newFd);
+
 } // namespace android
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 8b5d118..8887572 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -48,6 +48,7 @@
 #include <utils/String8.h>
 #include <utils/misc.h>
 
+#include "OS.h"
 #include "RpcState.h"
 #include "Static.h"
 #include "Utils.h"
@@ -1477,9 +1478,9 @@
 
 status_t Parcel::writeDupFileDescriptor(int fd)
 {
-    int dupFd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
-    if (dupFd < 0) {
-        return -errno;
+    int dupFd;
+    if (status_t err = dupFileDescriptor(fd, &dupFd); err != OK) {
+        return err;
     }
     status_t err = writeFileDescriptor(dupFd, true /*takeOwnership*/);
     if (err != OK) {
@@ -1496,9 +1497,9 @@
 
 status_t Parcel::writeDupParcelFileDescriptor(int fd)
 {
-    int dupFd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
-    if (dupFd < 0) {
-        return -errno;
+    int dupFd;
+    if (status_t err = dupFileDescriptor(fd, &dupFd); err != OK) {
+        return err;
     }
     status_t err = writeParcelFileDescriptor(dupFd, true /*takeOwnership*/);
     if (err != OK) {
@@ -2295,7 +2296,12 @@
         return BAD_TYPE;
     }
 
-    val->reset(fcntl(got, F_DUPFD_CLOEXEC, 0));
+    int dupFd;
+    if (status_t err = dupFileDescriptor(got, &dupFd); err != OK) {
+        return BAD_VALUE;
+    }
+
+    val->reset(dupFd);
 
     if (val->get() < 0) {
         return BAD_VALUE;
@@ -2312,7 +2318,12 @@
         return BAD_TYPE;
     }
 
-    val->reset(fcntl(got, F_DUPFD_CLOEXEC, 0));
+    int dupFd;
+    if (status_t err = dupFileDescriptor(got, &dupFd); err != OK) {
+        return BAD_VALUE;
+    }
+
+    val->reset(dupFd);
 
     if (val->get() < 0) {
         return BAD_VALUE;
diff --git a/libs/binder/trusty/OS.cpp b/libs/binder/trusty/OS.cpp
index 187add4..bbfa381 100644
--- a/libs/binder/trusty/OS.cpp
+++ b/libs/binder/trusty/OS.cpp
@@ -32,4 +32,9 @@
     return res == 1 ? OK : UNKNOWN_ERROR;
 }
 
+status_t dupFileDescriptor(int oldFd, int* newFd) {
+    // TODO: implement separately
+    return INVALID_OPERATION;
+}
+
 } // namespace android
diff --git a/libs/binder/trusty/rules.mk b/libs/binder/trusty/rules.mk
index 83475f5..d0d0861 100644
--- a/libs/binder/trusty/rules.mk
+++ b/libs/binder/trusty/rules.mk
@@ -36,6 +36,7 @@
 	$(LIBBINDER_DIR)/IInterface.cpp \
 	$(LIBBINDER_DIR)/IResultReceiver.cpp \
 	$(LIBBINDER_DIR)/Parcel.cpp \
+	$(LIBBINDER_DIR)/ParcelFileDescriptor.cpp \
 	$(LIBBINDER_DIR)/RpcServer.cpp \
 	$(LIBBINDER_DIR)/RpcSession.cpp \
 	$(LIBBINDER_DIR)/RpcState.cpp \