[Buildroot] [PATCH 1/2] package/libupnp18: needs host-pkgconf

[Jörg Krause]

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.
```

Signed-off-by: Jörg Krause <joerg.krause at embedded.rocks>
---
 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
-- 
2.21.0