2 files changed, 6 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index 4513508271..96def0900a 100644
--- a/NEWS
+++ b/NEWS
@@ -22,6 +22,10 @@ PHP                                                                        NEWS
   . Fixed bug #80242 (imap_mail_compose() segfaults for multipart with rfc822).
     (cmb)
 
+- Intl:
+  . Fixed bug #80310 (ext-intl with icu4c 68.1: use of undeclared identifier
+    'TRUE'). (Alexander M. Turek)
+
 - ODBC:
   . Fixed bug #44618 (Fetching may rely on uninitialized data). (cmb)
 
diff --git a/acinclude.m4 b/acinclude.m4
index f9f6b08f56..e1e272fa24 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -2254,6 +2254,8 @@ AC_DEFUN([PHP_SETUP_ICU],[
       fi
     fi
   fi
+
+  ICU_CFLAGS="$ICU_CFLAGS -DU_DEFINE_FALSE_AND_TRUE=1"
 ])
 
 dnl