* update boost to 1.83.0-4.1

boost/PKGBUILD

@@ -12,7 +12,7 @@
 
 pkgname=('boost' 'boost-libs')
 pkgver=1.83.0
-pkgrel=4
+pkgrel=4.1
 _srcname=boost_${pkgver//./_}
 pkgdesc="Free peer-reviewed portable C++ source libraries"
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
@@ -23,11 +23,13 @@ options=(!distcc)
 source=(https://boostorg.jfrog.io/artifactory/main/release/$pkgver/source/$_srcname.tar.bz2
         boost-1.81.0-phoenix-multiple-definitions.patch
         $pkgname-support-fn.contains-f-where-f-is-a-function.patch::https://github.com/boostorg/function/commit/7ca2310b15e3.patch
-        $pkgname-ublas-c++20-iterator.patch::https://github.com/boostorg/ublas/commit/a31e5cffa85f.patch)
+        $pkgname-ublas-c++20-iterator.patch::https://github.com/boostorg/ublas/commit/a31e5cffa85f.patch
+        b2-fix-OSPLAT.patch::https://github.com/bfgroup/b2/pull/341.patch)
 sha256sums=('6478edfe2f3305127cffe8caf73ea0176c53769f4bf1585be237eb30798c3b8e'
             '3ebf428ef6be090a7b56a233330375539ac429333b83708e28fe5db049cfecdb'
             '1b5998ee8fb389dd6df55a3684d29ffa37246bc007e8e6712bf2be6c7f745036'
-            'aa38addb40d5f44b4a8472029b475e7e6aef1c460509eb7d8edf03491dc1b5ee')
+            'aa38addb40d5f44b4a8472029b475e7e6aef1c460509eb7d8edf03491dc1b5ee'
+            '9d83d038227e100d4ae5d44bdf238aecfbf0c54c0999c3070a1e9b5d5a203a25')
 
 prepare() {
   cd $_srcname
@@ -42,6 +44,8 @@ prepare() {
 
   # https://github.com/boostorg/ublas/pull/97
   patch -Np2 -i ../$pkgname-ublas-c++20-iterator.patch
+
+  patch -Np1 -d tools/build < ../b2-fix-OSPLAT.patch
 }
 
 build() {