diff --git a/include/sys/resource.h b/include/sys/resource.h
new file mode 100644
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+++ b/include/sys/resource.h
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+/****************************************************************************
+ * include/sys/resource.h
+ *
+ *   Copyright (C) 2018 Gregory Nutt. All rights reserved.
+ *   Author: Gregory Nutt <gnutt@nuttx.org>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ *    used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ****************************************************************************/
+
+#ifndef __INCLUDE_SYS_RESOURCE_H
+#define __INCLUDE_SYS_RESOURCE_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <stdint.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+/* Possible values of the 'which' argument of getpriority() and
+ * setpriority()
+ */
+
+#define PRIO_PROCESS    1           /* 'who' argument is a process ID */
+#define PRIO_PGRP       2           /* 'who' argument is a process group ID */
+#define PRIO_USER       3           /* 'who' argument is a user ID */
+
+/* Possible values of the 'who' parameter of getrusage(): */
+
+#define RUSAGE_SELF     0           /* Returns information about the current
+                                     * process */
+#define RUSAGE_CHILDREN 1           /* Returns information about children of
+                                     * the current process */
+
+/* Possible values for the resource argument of getrlimit() and setrlimit(): */
+
+#define RLIMIT_CORE     1           /* Limit on size of core dump file */
+#define RLIMIT_CPU      2           /* Limit on CPU time per process. */
+#define RLIMIT_DATA     3           /* Limit on data segment size */
+#define RLIMIT_FSIZE    4           /* Limit on file size */
+#define RLIMIT_NOFILE   5           /* Limit on number of open files */
+#define RLIMIT_STACK    6           /* Limit on stack size */
+#define RLIMIT_AS       7           /* Limit on address space size */
+
+/* The following symbolic constants are defined.  Each is a value of type
+ * rlim_t.
+ *
+ * On implementations where all resource limits are representable in an
+ * object of type rlim_t, RLIM_SAVED_MAX and RLIM_SAVED_CUR need not be
+ * distinct from RLIM_INFINITY.
+ */
+
+#define RLIM_INFINITY   UINT32_MAX  /* No limit */
+#define RLIM_SAVED_MAX  UINT32_MAX  /* Unrepresentable saved hard limit */
+#define RLIM_SAVED_CUR  UINT32_MAX  /* Unrepresentable saved soft limit */
+
+/****************************************************************************
+ * Type Definitions
+ ****************************************************************************/
+
+/* All resource limits are represented with this type.  It must be an unsigned
+ * integral type.
+ */
+
+typedef uint32_t rlim_t;
+
+/* Minimal, complaint rlimit structure */
+
+struct rlimit
+{
+  rlim_t rlim_cur;  /* The current (soft) limit */
+  rlim_t rlim_max;  /* The hard limit */
+};
+
+/* Minimal, complaint rusage structure */
+
+struct rlimit
+{
+  struct timeval ru_utime;  /* User time used */
+  struct timeval ru_stime;  /* System time used */
+};
+
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+int  getpriority(int which, id_t who);
+int  getrlimit(int resource, FAR struct rlimit *rlp);
+int  getrusage(int who, FAR struct rusage *r_usage);
+int  setpriority(int which, id_t who, int value);
+int  setrlimit(int resource, FAR const struct rlimit *rlp);
+
+#endif /* __INCLUDE_SYS_RESOURCE_H */