updated for version 7.4.062

Problem:    Configure check for AvailabilityMacros.h is wrong.
Solution:   Use AC_CHECK_HEADERS().

src/auto/configure

@@ -4263,11 +4263,17 @@ else
 $as_echo "no" >&6; }
 fi
 
-ac_fn_c_check_header_mongrel "$LINENO" "AvailabilityMacros.h" "ac_cv_header_AvailabilityMacros_h" "$ac_includes_default"
+for ac_header in AvailabilityMacros.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "AvailabilityMacros.h" "ac_cv_header_AvailabilityMacros_h" "$ac_includes_default"
 if test "x$ac_cv_header_AvailabilityMacros_h" = x""yes; then :
-  HAVE_AVAILABILITYMACROS_H=1
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_AVAILABILITYMACROS_H 1
+_ACEOF
+
 fi
 
+done
 
 
 

src/configure.in

@@ -230,7 +230,7 @@ fi
 
 dnl Mac OS X 10.9+ no longer include AvailabilityMacros.h in Carbon
 dnl so we need to include it to have access to version macros.
-AC_CHECK_HEADER(AvailabilityMacros.h, HAVE_AVAILABILITYMACROS_H=1)
+AC_CHECK_HEADERS(AvailabilityMacros.h)
 
 AC_SUBST(OS_EXTRA_SRC)
 AC_SUBST(OS_EXTRA_OBJ)

src/version.c

@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    62,
 /**/
     61,
 /**/