Revert "Drop support for pre-c++11 compilers."

The breakage this fixed can be worked around without removing support.

This reverts commit 84a13dc5.

Makefile

@@ -22,7 +22,7 @@ makefiles = \
   doc/manual/local.mk \
   tests/local.mk
 
-GLOBAL_CXXFLAGS += -std=c++11 -g -Wall
+GLOBAL_CXXFLAGS += -std=c++0x -g -Wall
 
 include Makefile.config
 

release.nix

@@ -181,6 +181,8 @@ let
       };
 
 
+    rpm_fedora16i386 = makeRPM_i686 (diskImageFuns: diskImageFuns.fedora16i386) 50;
+    rpm_fedora16x86_64 = makeRPM_x86_64 (diskImageFunsFun: diskImageFunsFun.fedora16x86_64) 50;
     rpm_fedora18i386 = makeRPM_i686 (diskImageFuns: diskImageFuns.fedora18i386) 60;
     rpm_fedora18x86_64 = makeRPM_x86_64 (diskImageFunsFun: diskImageFunsFun.fedora18x86_64) 60;
     rpm_fedora19i386 = makeRPM_i686 (diskImageFuns: diskImageFuns.fedora19i386) 70;
@@ -194,6 +196,10 @@ let
     deb_debian7i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.debian7i386) 60;
     deb_debian7x86_64 = makeDeb_x86_64 (diskImageFunsFun: diskImageFunsFun.debian7x86_64) 60;
 
+    deb_ubuntu1110i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1110i386) 60;
+    deb_ubuntu1110x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1110x86_64) 60;
+    deb_ubuntu1204i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1204i386) 60;
+    deb_ubuntu1204x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1204x86_64) 60;
     deb_ubuntu1210i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1210i386) 70;
     deb_ubuntu1210x86_64 = makeDeb_x86_64 (diskImageFuns: diskImageFuns.ubuntu1210x86_64) 70;
     deb_ubuntu1304i386 = makeDeb_i686 (diskImageFuns: diskImageFuns.ubuntu1304i386) 80;

src/libutil/types.hh

@@ -39,7 +39,8 @@ protected:
 public:
     unsigned int status; // exit status
     BaseError(const FormatOrString & fs, unsigned int status = 1);
-    const char * what() const noexcept { return err.c_str(); }
+    ~BaseError() throw () { };
+    const char * what() const throw () { return err.c_str(); }
     const string & msg() const { return err; }
     const string & prefix() const { return prefix_; }
     BaseError & addPrefix(const FormatOrString & fs);