dev-lua/compat53: remove unnecessary flags

Signed-off-by: Nicolas PARLANT <nicolas.parlant@parhuet.fr>

dev-lua/compat53/compat53-0.14.3.ebuild

@@ -39,8 +39,8 @@ lua_src_compile() {
 	local u=""
 	for u in *.c; do
 		edo $(tc-getCC) -shared -fPIC \
-		${CPPFLAGS} -DCOMPAT53_PREFIX="compat53" \
-		${CFLAGS} $(lua_get_CFLAGS) -Ic-api \
+		${CPPFLAGS} \
+		${CFLAGS} $(lua_get_CFLAGS) \
 		${SOFLAGS} \
 		${LDFLAGS} $(lua_get_LIBS) \
 		-o "${u/.c/.so}" ${u} c-api/compat-5.3.c