The 38 is a target load not a hog stopper. 12 gauge shotgun with slugs, 8-inch 357, 41 or 44 magnum with heavy bullets–JSP or hardcast. Never did like using high-powered rifles on boars. Although we use hounds.
Will 7.62 x39 kill a boar?
A 7.62×39 should do fine for most any hog you run across. Shot placement is vital on the large boars. They have a plate that can cause a glancing shot to miss the vitals. A word of advice, use American ammo for your hunt.
Can you hunt hogs with an AK?
The 7.62 x 39 round used in the AK-47 is a 123 grain . 30 caliber bullet roughly equivalent to the old . 30–30 deer rifle and consequently will be MUCH better for hunting hogs.