Index: Makefile
===================================================================
--- Makefile	(revision 504135)
+++ Makefile	(working copy)
@@ -25,7 +25,7 @@
 PLIST_SUB=	PORTVERSION=${PORTVERSION}
 WRKSRC=		${WRKDIR}/t-engine4-src-${PORTVERSION}
 MAKE_ARGS+=	config=release verbose=yes ARCH="" CC=${CC}
-USES=		gmake openal:al tar:bzip2
+USES=		gl gmake openal:al sdl tar:bzip2
 USE_SDL=	image2 sdl2 ttf2
 USE_GL=		gl glu
 USE_CSTD=	gnu89
@@ -36,7 +36,7 @@
 
 pre-build:
 	@${REINPLACE_CMD} 's|%%LOCALBASE%%|${LOCALBASE}|' ${WRKSRC}/premake4.lua
-.if ${ARCH} == aarch64
+.if ${ARCH} == aarch64 || ${ARCH} == powerpc64
 	(cd ${WRKSRC} && premake4 --lua=default gmake)
 .else
 	(cd ${WRKSRC} && premake4 gmake)