From efe3230d1bdfccde0213e28145439ab6420e457e Mon Sep 17 00:00:00 2001
From: Dimitrij Mijoski <dmjpp@hotmail.com>
Date: Mon, 12 Mar 2018 15:32:26 +0100
Subject: [PATCH] Detect ICU with pkg-config when possible.

---
 bootstrap.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bootstrap.sh b/bootstrap.sh
index 716b8d4609..4d261bd63b 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -292,6 +292,11 @@ fi
 # Configure ICU
 $ECHO -n "Unicode/ICU support for Boost.Regex?... "
 if test "x$flag_icu" != xno; then
+  if test "x$ICU_ROOT" = x; then
+    if command -v pkg-config > /dev/null && pkg-config icu-uc ; then
+      ICU_ROOT=`pkg-config --variable=prefix icu-uc`
+    fi
+  fi
   if test "x$ICU_ROOT" = x; then
     COMMON_ICU_PATHS="/usr /usr/local /sw"
     for p in $COMMON_ICU_PATHS; do