ObjFW  Diff

		enable_threads="no"
		enable_sockets="no"
		enable_files="yes"	# Required for reading ENV:
		supports_amiga_lib="yes"
		ac_cv_snprintf_useful_ret="yes"

		AS_IF([test x"$enable_amiga_lib" != x"no"], [
			AC_SUBST(OBJFW_RT_AMIGA_LIB,
				'objfw_rt_${OBJFW_RT_LIB_MAJOR}_68k.library')
			AC_SUBST(SFDC_TARGET, m68k-amigaos)
			AC_SUBST(SFD_FILE, amigaos3.sfd)
			AC_SUBST(SFDC_INLINE_H, inline.h)
			dnl For 68000, GCC emits calls to helper functions that
			dnl do not work properly in a library.
			AC_SUBST(AMIGA_LIB_CFLAGS,
				"-mcpu=68020 -fbaserel -ffreestanding")

			OBJFW_OBJCFLAGS="$OBJFW_OBJCFLAGS -noixemul"
			LDFLAGS="$LDFLAGS -noixemul"
			enable_files="yes"	# Required for reading ENV:
			supports_amiga_lib="yes"
			check_pedantic="no"	# Breaks generated inlines

			AS_IF([test x"$enable_amiga_lib" != x"no"], [
				t='objfw_rt_${OBJFW_RT_LIB_MAJOR}_morphos'
				t="$t.library"
				AC_SUBST(OBJFW_RT_AMIGA_LIB, $t)
				AC_SUBST(CVINCLUDE_INLINE_H, inline.h)
				t="-mresident32 -ffreestanding"
				AC_SUBST(AMIGA_LIB_CFLAGS, $t)
				t="-mresident32 -nostartfiles -nodefaultlibs"
				t="$t -lc"
				AC_SUBST(AMIGA_LIB_LDFLAGS, $t)
			])

			AC_MSG_RESULT(no)
			old_compiler="yes"
		])

		AC_SUBST(RUNTIME, "runtime")

		AS_IF([test x"$enable_shared" != x"no"], [
			AC_SUBST(OBJFW_RT_SHARED_LIB,
				"${LIB_PREFIX}objfw_rt${LIB_SUFFIX}")
		])

		AS_IF([test x"$enable_static" = x"yes"], [
			AC_SUBST(OBJFW_RT_STATIC_LIB, "libobjfw_rt.a")
		])

		AS_IF([test x"$build_framework" = x"yes"], [
			AC_SUBST(OBJFW_RT_FRAMEWORK, "ObjFW_RT.framework")
			AC_SUBST(RUNTIME_FRAMEWORK_LIBS, "-framework ObjFW_RT")
		])

		AS_IF([test x"$enable_amiga_lib" != x"no"], [
			AC_SUBST(RUNTIME_LIBS, "-lobjfw_rt.library")
			AC_SUBST(LINKLIB, linklib)
			tmp="../src/runtime/linklib/libobjfw_rt.library.a"
			AC_SUBST(LIBOBJFW_RT_DEP, "$tmp")
			AC_SUBST(LIBOBJFW_RT_DEP_LVL2, "../$tmp")
		], [
			AC_SUBST(RUNTIME_LIBS, "-lobjfw_rt")
		])

		AS_IF([test x"$enable_shared" = x"no" \
				-a x"$enable_amiga_lib" = x"no"], [
			tmp="../src/runtime/libobjfw_rt.a"
			AC_SUBST(LIBOBJFW_RT_DEP, "$tmp")
			AC_SUBST(LIBOBJFW_RT_DEP_LVL2, "../$tmp")
		])

		AS_IF([test x"$enable_seluid24" = x"yes"], [
			AC_DEFINE(OF_SELUID24, 1,
				[Whether to use 24 bit selector UIDs])
		])

		AS_IF([test x"$objc_runtime" = x"ObjFW runtime"], [
			AS_IF([test x"$exception_type" = x"DWARF"], [
				LDFLAGS="$LDFLAGS -Wl,-U,___gxx_personality_v0"
			])
			AS_IF([test x"$exception_type" = x"SjLj"], [
				LDFLAGS="$LDFLAGS -Wl,-U,___gxx_personality_sj0"
			])
			AC_SUBST(REEXPORT_RUNTIME, ["-Wl,-reexport-lobjfw_rt"])
			AC_SUBST(REEXPORT_RUNTIME_FRAMEWORK,
				["-Wl,-reexport_framework,ObjFW_RT"])
		])

		AC_CHECK_HEADERS(sysdir.h)
		AC_CHECK_FUNCS(sysdir_start_search_path_enumeration)

		AS_IF([test x"$host_is_ios" = x"yes"], [
			AC_SUBST(TESTS_STATIC_LIB, tests.a)

AS_IF([test x"$objc_runtime" = x"Apple runtime"], [
	AC_CHECK_HEADER(Foundation/NSObject.h, [
		AC_SUBST(FOUNDATION_COMPAT_M, "foundation-compat.m")
		AC_SUBST(BRIDGE, "bridge")

		AS_IF([test x"$enable_shared" != x"no"], [
			AC_SUBST(OBJFW_BRIDGE_SHARED_LIB,
				"${LIB_PREFIX}objfw_bridge${LIB_SUFFIX}")
		])
		AS_IF([test x"$enable_static" = x"yes" \
		    -o x"$enable_shared" = x"no"], [
			AC_SUBST(OBJFW_BRIDGE_STATIC_LIB, "libobjfw_bridge.a")
		])
		AS_IF([test x"$build_framework" = x"yes"], [
			AC_SUBST(OBJFW_BRIDGE_FRAMEWORK,
				"ObjFW_Bridge.framework")
		])
	])
])

dnl This needs to be after all other header checks, as they include unistd.h,
dnl which in old glibc versions uses __block. This is worked around in the code
dnl by providing a wrapper for unistd.h which takes care of this.