tool chain: tool check cleanup

- look for autoconf 2.69 on Ubuntu 22.04
- remove obsolete checks
- add new checks

Fixes #4622

repos/ports/ports/binutils.hash

@@ -1 +1 @@
-6c84c45b94d27bedf4b79d37f4703594e74458eb
+0f8a39117a2b19a5706726ab31e5b3e9b5bd9c8c

repos/ports/ports/binutils.port

@@ -13,14 +13,3 @@ PATCHES   := $(addprefix ${DIR(binutils)}/patches/, \
 PATCH_OPT := -p1 -d ${DIR(binutils)}
 
 HASH_INPUT += $(REP_DIR)/${DIR(binutils)}/patches/series
-
-AUTOCONF := autoconf
-
-$(call check_tool,$(AUTOCONF))
-
-default: _patch
-	@#
-	@# Re-generate configure scripts
-	@#
-	$(VERBOSE)cd ${DIR(binutils)}/bfd; $(AUTOCONF)
-	$(VERBOSE)touch $@

repos/ports/ports/gcc.hash

@@ -1 +1 @@
-bc8a730adbf377de2c449d222a0df0ba7096a4b8
+1c4e056fb1955d8e2ad3a696a169deedae8c8f64

repos/ports/ports/gcc.port

@@ -14,11 +14,23 @@ PATCH_OPT := -p1 -d ${DIR(gcc)}
 
 HASH_INPUT += $(REP_DIR)/${DIR(gcc)}/patches/series
 
-# Required version is 2.69, but there is no versioned binary name on
-# Ubuntu right now like there has been for version 2.64.
-AUTOCONF := autoconf
+AUTOCONF_VERSION = 2.69
+
+AUTOCONF_VERSION_STRING = "autoconf (GNU Autoconf) $(AUTOCONF_VERSION)"
+ifneq ($(shell autoconf -V | grep $(AUTOCONF_VERSION_STRING)),)
+  AUTOCONF = autoconf
+else
+  ifneq ($(shell which autoconf$(AUTOCONF_VERSION)),)
+    AUTOCONF = autoconf$(AUTOCONF_VERSION)
+  else
+    ifneq ($(shell which autoconf-$(AUTOCONF_VERSION)),)
+      AUTOCONF = autoconf-$(AUTOCONF_VERSION)
+    else
+      $(error Need to have 'autoconf' version $(AUTOCONF_VERSION) installed)
+    endif
+  endif
+endif
 
-$(call check_tool,$(AUTOCONF))
 $(call check_tool,autogen)
 
 default: _patch