[Buildroot] [git commit branch/2018.02.x] package/znc: python support depends on icu

[Peter Korsgaard]

commit: https://git.buildroot.net/buildroot/commit/?id=fcb1e07ccd73d712f0b4aaaa5757dd464120cda4
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2018.02.x

Upstream checks for icu when build with python support:
https://github.com/znc/znc/commit/4fe4a45dd62411ba9ede04750ca44f071e7d6cbb

Fixes
http://autobuild.buildroot.net/results/9e4/9e44159820789f1d25efcbd24318b0e05e132371/

Signed-off-by: Bernd Kuhls <bernd.kuhls at t-online.de>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
(cherry picked from commit 0f095a5318bb8c33d4435b5727283eb64d539e4c)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 package/znc/znc.mk | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/package/znc/znc.mk b/package/znc/znc.mk
index 33ac266dd3..2a04c66377 100644
--- a/package/znc/znc.mk
+++ b/package/znc/znc.mk
@@ -32,7 +32,8 @@ else
 ZNC_CONF_OPTS += --disable-zlib
 endif
 
-ifeq ($(BR2_PACKAGE_PYTHON3),y)
+# python support depends on icu
+ifeq ($(BR2_PACKAGE_ICU)$(BR2_PACKAGE_PYTHON3),yy)
 ZNC_DEPENDENCIES += python3 host-swig
 ZNC_CONF_OPTS += --enable-python=python3
 else