@@ -385,11 +385,10 @@
 AS_IF([test x"$supports_amiga_lib" != x"yes"], [enable_amiga_lib="no"])
 AS_IF([test x"$enable_amiga_lib" != x"no"], [
 	AC_SUBST(OBJFW_STATIC_LIB, "libobjfw.a")
 	AC_SUBST(EXCEPTIONS_A, "exceptions.a")
 	AC_SUBST(FORWARDING_A, "forwarding.a")
-	AC_SUBST(INVOCATION_A, "invocation.a")
 	AC_SUBST(LOOKUP_ASM_AMIGALIB_A, "lookup-asm.amigalib.a")
 ])
 
 AC_ARG_ENABLE(static, AS_HELP_STRING([--enable-static], [build static library]))
 AS_IF([test x"$enable_shared" = x"no" -a x"$enable_amiga_lib" = x"no"], [
@@ -1333,16 +1332,10 @@
 	])
 	AC_CHECK_HEADER(netinet/tcp.h, [
 		AC_DEFINE(OF_HAVE_NETINET_TCP_H, 1,
 			[Whether we have netinet/tcp.h])
 	])
-	AC_CHECK_HEADER(netinet/sctp.h, [
-		AC_DEFINE(OF_HAVE_SCTP, 1, [Whether we have SCTP])
-		AC_DEFINE(OF_HAVE_NETINET_SCTP_H, 1,
-			[Whether we have netinet/sctp.h])
-		AC_SUBST(USE_SRCS_SCTP, '${SRCS_SCTP}')
-	])
 	AC_CHECK_HEADERS([arpa/inet.h netdb.h])
 	AC_CHECK_HEADER(netipx/ipx.h, [
 		AC_DEFINE(OF_HAVE_NETIPX_IPX_H, 1,
 			[Whether we have netipx/ipx.h])
 	])