string(string info, string key, string value, ...) infoadd = #226;
string(string in) uri_escape = #510;
+float stringtokeynum(string keyname) = #341;
string keynumtostring(float keynum) = #520;
string findkeysforcommand(string command) = #521;
float log(float f) = #532;
void(entity e, entity ignore) tracetoss = #64;
+
+float(entity e, float ch) getsoundtime = #533; // (DP_SND_GETSOUNDTIME)
+
+#define PARTICLES_USEALPHA 1
+float particles_alphamin, particles_alphamax;
+#define PARTICLES_USECOLOR 2
+vector particles_colormin, particles_colormax;
+void(float effectindex, entity own, vector org_from, vector org_to, vector dir_from, vector dir_to, float countmultiplier, float flags) boxparticles = #502;
+string(string format, ...) sprintf = #627;