[Buildroot] [git commit branch/2019.02.x] package/libupnp18: needs host-pkgconf

[Peter Korsgaard]

commit: https://git.buildroot.net/buildroot/commit/?id=08946413c2110abe0555d599270698f6c2542a45
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2019.02.x

Otherwise build fails with:

```
configure.ac:630: error: possibly undefined macro: AC_MSG_ERROR
      If this token and others are legitimate, please use m4_pattern_allow.
```

Fixes:

  http://autobuild.buildroot.net/results/6d734e45ec923dfa7549e0480b3d8913fc29fddd/

Signed-off-by: Jörg Krause <joerg.krause at embedded.rocks>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
(cherry picked from commit ffc51049ab83c2c1a35e0826405c2cad0316f14b)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 package/libupnp18/libupnp18.mk | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/package/libupnp18/libupnp18.mk b/package/libupnp18/libupnp18.mk
index 5154be5316..35e8dc4a47 100644
--- a/package/libupnp18/libupnp18.mk
+++ b/package/libupnp18/libupnp18.mk
@@ -11,12 +11,13 @@ LIBUPNP18_CONF_ENV = ac_cv_lib_compat_ftime=no
 LIBUPNP18_INSTALL_STAGING = YES
 LIBUPNP18_LICENSE = BSD-3-Clause
 LIBUPNP18_LICENSE_FILES = COPYING
+LIBUPNP18_DEPENDENCIES = host-pkgconf
 # We're patching configure.ac
 LIBUPNP18_AUTORECONF = YES
 
 ifeq ($(BR2_PACKAGE_OPENSSL),y)
 LIBUPNP18_CONF_OPTS += --enable-open-ssl
-LIBUPNP18_DEPENDENCIES += host-pkgconf openssl
+LIBUPNP18_DEPENDENCIES += openssl
 else
 LIBUPNP18_CONF_OPTS += --disable-open-ssl
 endif