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diff --git a/deps/icu-small/source/common/ulocimp.h b/deps/icu-small/source/common/ulocimp.h
new file mode 100644
index 0000000000..36713e69be
--- /dev/null
+++ b/deps/icu-small/source/common/ulocimp.h
@@ -0,0 +1,113 @@
+/*
+**********************************************************************
+*   Copyright (C) 2004-2016, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+**********************************************************************
+*/
+
+#ifndef ULOCIMP_H
+#define ULOCIMP_H
+
+#include "unicode/uloc.h"
+
+/**
+ * Create an iterator over the specified keywords list
+ * @param keywordList double-null terminated list. Will be copied.
+ * @param keywordListSize size in bytes of keywordList
+ * @param status err code
+ * @return enumeration (owned by caller) of the keyword list.
+ * @internal ICU 3.0
+ */
+U_CAPI UEnumeration* U_EXPORT2
+uloc_openKeywordList(const char *keywordList, int32_t keywordListSize, UErrorCode* status);
+
+/**
+ * Look up a resource bundle table item with fallback on the table level.
+ * This is accessible so it can be called by C++ code.
+ */
+U_CAPI const UChar * U_EXPORT2
+uloc_getTableStringWithFallback(
+    const char *path,
+    const char *locale,
+    const char *tableKey,
+    const char *subTableKey,
+    const char *itemKey,
+    int32_t *pLength,
+    UErrorCode *pErrorCode);
+
+/*returns TRUE if a is an ID separator FALSE otherwise*/
+#define _isIDSeparator(a) (a == '_' || a == '-')
+
+U_CFUNC const char*
+uloc_getCurrentCountryID(const char* oldID);
+
+U_CFUNC const char*
+uloc_getCurrentLanguageID(const char* oldID);
+
+U_CFUNC int32_t
+ulocimp_getLanguage(const char *localeID,
+                    char *language, int32_t languageCapacity,
+                    const char **pEnd);
+
+U_CFUNC int32_t
+ulocimp_getScript(const char *localeID,
+                   char *script, int32_t scriptCapacity,
+                   const char **pEnd);
+
+U_CFUNC int32_t
+ulocimp_getCountry(const char *localeID,
+                   char *country, int32_t countryCapacity,
+                   const char **pEnd);
+
+/**
+ * Get the region to use for supplemental data lookup. Uses
+ * (1) any region specified by locale tag "rg"; if none then
+ * (2) any unicode_region_tag in the locale ID; if none then
+ * (3) if inferRegion is TRUE, the region suggested by
+ * getLikelySubtags on the localeID.
+ * If no region is found, returns length 0.
+ *
+ * @param localeID
+ *     The complete locale ID (with keywords) from which
+ *     to get the region to use for supplemental data.
+ * @param inferRegion
+ *     If TRUE, will try to infer region from localeID if
+ *     no other region is found.
+ * @param region
+ *     Buffer in which to put the region ID found; should
+ *     have a capacity at least ULOC_COUNTRY_CAPACITY.
+ * @param regionCapacity
+ *     The actual capacity of the region buffer.
+ * @param status
+ *     Pointer to in/out UErrorCode value for latest status.
+ * @return
+ *     The length of any region code found, or 0 if none.
+ * @internal ICU 57
+ */
+U_CAPI int32_t U_EXPORT2
+ulocimp_getRegionForSupplementalData(const char *localeID, UBool inferRegion,
+                                     char *region, int32_t regionCapacity, UErrorCode* status);
+
+U_CAPI const char * U_EXPORT2
+locale_getKeywordsStart(const char *localeID);
+
+
+U_CFUNC UBool
+ultag_isUnicodeLocaleKey(const char* s, int32_t len);
+
+U_CFUNC UBool
+ultag_isUnicodeLocaleType(const char* s, int32_t len);
+
+U_CFUNC const char*
+ulocimp_toBcpKey(const char* key);
+
+U_CFUNC const char*
+ulocimp_toLegacyKey(const char* key);
+
+U_CFUNC const char*
+ulocimp_toBcpType(const char* key, const char* type, UBool* isKnownKey, UBool* isSpecialType);
+
+U_CFUNC const char*
+ulocimp_toLegacyType(const char* key, const char* type, UBool* isKnownKey, UBool* isSpecialType);
+
+#endif