diff --git a/third_party/speech-dispatcher/libspeechd.h b/third_party/speech-dispatcher/libspeechd.h
index b68382ec97..26c14fb33c 100644
--- a/third_party/speech-dispatcher/libspeechd.h
+++ b/third_party/speech-dispatcher/libspeechd.h
@@ -27,8 +27,103 @@
 #include <stddef.h>
 #include <stdio.h>
 
-#include "libspeechd_version.h"
-#include "speechd_types.h"
+typedef enum {
+	SPD_PUNCT_ALL = 0,
+	SPD_PUNCT_NONE = 1,
+	SPD_PUNCT_SOME = 2,
+	SPD_PUNCT_MOST = 3
+} SPDPunctuation;
+
+typedef enum {
+	SPD_CAP_NONE = 0,
+	SPD_CAP_SPELL = 1,
+	SPD_CAP_ICON = 2
+} SPDCapitalLetters;
+
+typedef enum {
+	SPD_SPELL_OFF = 0,
+	SPD_SPELL_ON = 1
+} SPDSpelling;
+
+typedef enum {
+	SPD_MALE1 = 1,
+	SPD_MALE2 = 2,
+	SPD_MALE3 = 3,
+	SPD_FEMALE1 = 4,
+	SPD_FEMALE2 = 5,
+	SPD_FEMALE3 = 6,
+	SPD_CHILD_MALE = 7,
+	SPD_CHILD_FEMALE = 8,
+	SPD_UNSPECIFIED = -1
+} SPDVoiceType;
+
+typedef struct {
+	char *name;		/* Name of the voice (id) */
+	char *language;		/* 2/3-letter ISO language code,
+				 * possibly followed by 2/3-letter ISO region code,
+				 * e.g. en-US */
+	char *variant;		/* a not-well defined string describing dialect etc. */
+} SPDVoice;
+
+typedef enum {
+	SPD_DATA_TEXT = 0,
+	SPD_DATA_SSML = 1
+} SPDDataMode;
+
+typedef enum {
+	SPD_IMPORTANT = 1,
+	SPD_MESSAGE = 2,
+	SPD_TEXT = 3,
+	SPD_NOTIFICATION = 4,
+	SPD_PROGRESS = 5
+} SPDPriority;
+
+typedef enum {
+	SPD_BEGIN = 1,
+	SPD_END = 2,
+	SPD_INDEX_MARKS = 4,
+	SPD_CANCEL = 8,
+	SPD_PAUSE = 16,
+	SPD_RESUME = 32,
+
+	SPD_ALL = 0x3f
+} SPDNotification;
+
+typedef enum {
+	SPD_EVENT_BEGIN,
+	SPD_EVENT_END,
+	SPD_EVENT_INDEX_MARK,
+	SPD_EVENT_CANCEL,
+	SPD_EVENT_PAUSE,
+	SPD_EVENT_RESUME
+} SPDNotificationType;
+
+typedef enum {
+	SORT_BY_TIME = 0,
+	SORT_BY_ALPHABET = 1
+} ESort;
+
+typedef enum {
+	SPD_MSGTYPE_TEXT = 0,
+	SPD_MSGTYPE_SOUND_ICON = 1,
+	SPD_MSGTYPE_CHAR = 2,
+	SPD_MSGTYPE_KEY = 3,
+	SPD_MSGTYPE_SPELL = 99
+} SPDMessageType;
+
+typedef struct {
+	signed int rate;
+	signed int pitch;
+	signed int pitch_range;
+	signed int volume;
+
+	SPDPunctuation punctuation_mode;
+	SPDSpelling spelling_mode;
+	SPDCapitalLetters cap_let_recogn;
+
+	SPDVoiceType voice_type;
+	SPDVoice voice;
+} SPDMsgSettings;
 
 /* *INDENT-OFF* */
 #ifdef __cplusplus