/**
* Sends the SendAudio message - plays the specified audio.
*
* @param id Index player
* @param szKey Key sound
* @param pitch Sound pitch
*
* @return true if successfully otherwise false
*/
native sm_send_audio(const id, const szKey[], const pitch = PITCH_NORM);
/**
* Emits a sound from an entity from the engine.
*
* @param entity Entity index or use 0 to emit from worldspawn at the specified position
* @param recipient Recipient index or use 0 to make all clients hear it
* @param channel Channel to emit from
* @param sample Sound file to emit
* @param vol Volume in percents
* @param attn Sound attenuation
* @param flags Emit flags
* @param pitch Sound pitch
* @param emitFlags Additional Emit2 flags, look at the defines like SND_EMIT2_*
*
* @return true if the emission was successfull, false otherwise
*/
native sm_emit_sound2(const entity, const recipient, const channel, const szKey[], Float:vol = VOL_NORM, Float:attn = ATTN_NORM, const flags = 0, const pitch = PITCH_NORM, emitFlags = 0);