How to show active skills that supported?

[nasagnilac]

	/// List of AFK supported skills.
	const char afk_supported_skill[] {
		SM_BASH,
		SM_ENDURE,

		MG_ENERGYCOAT,
		MG_SIGHT,
		MG_FIREWALL,
		MG_FROSTDIVER,
		MG_FIREBOLT,
		MG_COLDBOLT,
		MG_LIGHTNINGBOLT,
		MG_SOULSTRIKE,
		MG_THUNDERSTORM,

		AC_DOUBLE,
		AC_CHARGEARROW,
		AC_SHOWER,
		AC_CONCENTRATION,

		AL_INCAGI,
		AL_BLESSING,
		AL_ANGELUS,
		AL_RUWACH,
		AL_CURE,
		AL_PNEUMA,
		AL_HEAL,

		MC_MAMMONITE,
		MC_CARTREVOLUTION,
		MC_LOUD,

		TF_POISON,
		TF_HIDING,
		TF_DETOXIFY,

		KN_PIERCE,
		KN_BOWLINGBASH,
		KN_BRANDISHSPEAR,
		KN_TWOHANDQUICKEN,

		PR_TURNUNDEAD,
		WZ_FROSTNOVA,
		WZ_JUPITEL,
		WZ_STORMGUST,
		WZ_QUAGMIRE,
		WZ_VERMILION,
		WZ_METEOR,
		WZ_SIGHTBLASTER,

		BS_ADRENALINE,
		BS_OVERTHRUST,
		BS_WEAPONPERFECT,
		BS_MAXIMIZE,

		HT_DETECTING,

		AS_GRIMTOOTH,
		AS_SONICBLOW,

		CR_SPEARQUICKEN,
		CR_REFLECTSHIELD,
		CR_DEFENDER,
		CR_GRANDCROSS,
		CR_AUTOGUARD,

		MO_CHAINCOMBO,
		MO_COMBOFINISH,
		MO_INVESTIGATE,
		MO_FINGEROFFENSIVE,
		MO_EXPLOSIONSPIRITS,
		MO_CALLSPIRITS,

		LK_AURABLADE,
		LK_PARRYING,
		LK_CONCENTRATION,

		HW_MAGICPOWER,

		WS_CARTBOOST,
		WS_OVERTHRUSTMAX,
		WS_CARTTERMINATION,

		SN_SIGHT,
		SN_WINDWALK,

		ASC_BREAKER,
		ASC_METEORASSAULT,

		PA_PRESSURE,
		PA_SHIELDCHAIN,

		PF_MEMORIZE,
		PF_DOUBLECASTING,

		ST_PRESERVE,

	};


			for(i=0;i<MAX_SKILL;i++){
				inf = skill_get_inf(sd->status.skill[i].id);
				if (!(inf == 0) && sd->status.skill[i].id > 0 && sd->status.skill[i].lv > 0) {
					j++;
				}
			}

			if(j > 0){
				clif_displaymessage(fd, "[ Character Skills ]");
				for(i=0;i<MAX_SKILL;i++){
					inf = skill_get_inf(sd->status.skill[i].id);

					if (!(inf == 0) && sd->status.skill[i].id > 0 && sd->status.skill[i].lv > 0) {
						ARR_FIND(0, sizeof(afk_supported_skill), a, skill_get_index(afk_supported_skill[a]) == skill_get_index(sd->status.skill[i].id));
						if(b == sizeof(afk_supported_skill)){
							snprintf(atcmd_output, sizeof atcmd_output, "-- Skill ID: %d | [ %s ] Lv:%d", sd->status.skill[i].id, skill_get_desc(sd->status.skill[i].id), sd->status.skill[i].lv );
							clif_displaymessage(fd, atcmd_output);
						}
					}
				}
			}else{
				clif_displaymessage(fd, "Can't find a non-passive skills.");
			}

I want to display the skills that supported only. Thanks in advance to those who can help me.

[Easycore]

if (skill_get_inf(skill_id) == INF_SUPPORT_SKILL)
if (skill_get_inf(skill_id) == INF_SELF_SKILL)

https://github.com/rathena/rathena/blob/master/src/map/skill.hpp#L54