File project.diff of Package boost

--- boost.spec.orig
+++ boost.spec
@@ -213,6 +213,7 @@ Source11:       __init__.py
 Source100:      baselibs.conf
 Source101:      symbol_diff.sh
 Source102:      README.boost-devel
+Patch0:         toolset.patch
 Patch1:         boost-thread.patch
 Patch2:         boost-no_type_punning.patch
 Patch4:         boost-pool_check_overflow.patch
@@ -231,7 +232,7 @@ Patch23:        https://github.com/boost
 Patch24:        https://github.com/boostorg/move/commit/e9ff3ca0952e680871145f454925614d950cef4d.patch#/boost-missing-BOOST_MOVE_STD_NS_BEG-again.patch
 %{?suse_build_hwcaps_libs}
 BuildRequires:  fdupes
-BuildRequires:  gcc-c++
+BuildRequires:  gcc13-c++
 BuildRequires:  gmp-devel
 BuildRequires:  libbz2-devel
 BuildRequires:  libexpat-devel
@@ -1262,6 +1263,7 @@ tasks.
 %setup -q -n boost_%{library_version} -b 3
 #everything in the tarball has the executable flag set ...
 find -type f ! \( -name \*.sh -o -name \*.py -o -name \*.pl \) -exec chmod -x {} +
+%patch -P 0 -p1
 %patch -P 1 -p1
 %patch -P 2
 %patch -P 4
@@ -1286,7 +1288,7 @@ find . -type f -exec chmod u+w {} +
 cat << EOF >user-config.jam
 import os ;
 local RPM_OPT_FLAGS = [ os.environ RPM_OPT_FLAGS ] ;
-using gcc : : : <compileflags>\$(RPM_OPT_FLAGS) ;
+using gcc : 13 : g++-13 : <compileflags>\$(RPM_OPT_FLAGS) ;
 project user-config ;
 EOF
 
@@ -1338,10 +1340,9 @@ EOF
 %endif
 
 # bootstrap b2
-./bootstrap.sh \
+CXX=g++-13 CXXFLAGS=-std=c++11 /bin/sh -x ./bootstrap.sh \
     --prefix=%{package_prefix} --exec-prefix=%{package_bindir} \
-    --libdir=%{package_libdir} --includedir=%{package_includedir} \
-    --with-toolset=gcc
+    --libdir=%{package_libdir} --includedir=%{package_includedir}
 
 # Read shared build instructions
 . ./.build