diff -Nru libgpiod-1.2/debian/changelog libgpiod-1.2/debian/changelog
--- libgpiod-1.2/debian/changelog	2018-12-07 03:42:02.000000000 +0000
+++ libgpiod-1.2/debian/changelog	2019-03-14 19:53:16.000000000 +0000
@@ -1,3 +1,9 @@
+libgpiod (1.2-3+rpi1) buster-staging; urgency=medium
+
+  * Update symbols file for raspbian.
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Thu, 14 Mar 2019 19:53:16 +0000
+
 libgpiod (1.2-3) unstable; urgency=medium
 
   * d/libgpiod2.symbols
diff -Nru libgpiod-1.2/debian/libgpiod2.symbols libgpiod-1.2/debian/libgpiod2.symbols
--- libgpiod-1.2/debian/libgpiod2.symbols	2018-12-07 02:19:46.000000000 +0000
+++ libgpiod-1.2/debian/libgpiod2.symbols	2019-03-14 19:53:04.000000000 +0000
@@ -174,9 +174,9 @@
  (c++)"std::system_error::system_error(std::error_code, char const*)@Base" 1.1
  (c++)"std::system_error::system_error(int, std::_V2::error_category const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)@Base" 1.1
  (c++)"std::_Function_base::_Base_manager<gpiod_chip* (*)(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)>::_M_manager(std::_Any_data&, std::_Any_data const&, std::_Manager_operation)@Base" 1.1
- (c++|arch= !armel)"std::_Sp_counted_ptr<decltype(nullptr), (__gnu_cxx::_Lock_policy)2>::_M_dispose()@Base" 1.1
- (c++|arch= !armel)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_destroy()@Base" 1.1
- (c++|arch= !armel)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release()@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"std::_Sp_counted_ptr<decltype(nullptr), (__gnu_cxx::_Lock_policy)2>::_M_dispose()@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_destroy()@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>::_M_release()@Base" 1.1
  (c++)"std::map<int, int, std::less<int>, std::allocator<std::pair<int const, int> > >::~map()@Base" 1.1
  (c++)"std::map<int, int, std::less<int>, std::allocator<std::pair<int const, int> > >::~map()@Base" 1.1
  (c++|arch-bits=64)"std::bitset<32ul>::bitset<char>(char const*, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::size_type, char, char)@Base" 1.1
@@ -189,10 +189,10 @@
  (c++)"std::_Rb_tree<int, std::pair<int const, int>, std::_Select1st<std::pair<int const, int> >, std::less<int>, std::allocator<std::pair<int const, int> > >::_M_get_insert_unique_pos(int const&)@Base" 1.1
  (c++|arch=amd64 arm64 ppc64el riscv64)"std::_Rb_tree<int, std::pair<int const, int>, std::_Select1st<std::pair<int const, int> >, std::less<int>, std::allocator<std::pair<int const, int> > >::_M_get_insert_hint_unique_pos(std::_Rb_tree_const_iterator<std::pair<int const, int> >, int const&)@Base" 1.1
  (c++)"std::_Rb_tree<int, std::pair<int const, int>, std::_Select1st<std::pair<int const, int> >, std::less<int>, std::allocator<std::pair<int const, int> > >::_M_erase(std::_Rb_tree_node<std::pair<int const, int> >*)@Base" 1.1
- (c++|arch= !armel)"typeinfo for std::_Mutex_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
- (c++|arch= !armel)"typeinfo for std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
- (c++|arch= !armel)"typeinfo name for std::_Mutex_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
- (c++|arch= !armel)"typeinfo name for std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"typeinfo for std::_Mutex_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"typeinfo for std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"typeinfo name for std::_Mutex_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
+ (c++|optional=notarmelandprobabllynotraspbian)"typeinfo name for std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)2>@Base" 1.1
  (c++|arch= armel riscv64)"std::_Sp_counted_ptr<decltype(nullptr), (__gnu_cxx::_Lock_policy)1>::_M_dispose()@Base" 1.2
  (c++|arch= armel riscv64)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)1>::_M_destroy()@Base" 1.2
  (c++|arch= armel riscv64)"std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)1>::_M_release()@Base" 1.2