Add gcc to BuildRequires

https://fedoraproject.org/wiki/Changes/Remove_GCC_from_BuildRoot

libldb.spec

@@ -14,7 +14,7 @@
 
 Name: libldb
 Version: 1.3.1
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary: A schema-less, ldap like, API and database
 Requires: libtalloc%{?_isa} >= %{talloc_version}
 Requires: libtdb%{?_isa} >= %{tdb_version}
@@ -23,6 +23,7 @@ License: LGPLv3+
 URL: http://ldb.samba.org/
 Source: http://samba.org/ftp/ldb/ldb-%{version}.tar.gz
 
+BuildRequires: gcc
 BuildRequires: libtalloc-devel >= %{talloc_version}
 BuildRequires: libtdb-devel >= %{tdb_version}
 BuildRequires: libtevent-devel >= %{tevent_version}
@@ -241,6 +242,10 @@ rm -f $RPM_BUILD_ROOT/%{_mandir}/man3/_*
 %endif
 
 %changelog
+* Mon Feb 26 2018 Lukas Slebodnik <lslebodn@fedoraproject.org> - 1.3.1-6
+- Use ldconfig scriptlets
+- Add gcc to BuildRequires
+
 * Sat Feb 24 2018 Florian Weimer <fweimer@redhat.com> - 1.3.1-5
 - Another rebuild with new build flags