=> "/opt/pkg/bin/bmake" ["-C", "/data/jenkins/workspace/pkgsrc-upstream-trunk/textproc/R-xml2", "stage-install", "BATCH=1", "DEPENDS_TARGET=/nonexistent"]
===> Installing for R-xml2-1.3.6nb6
=> Generating pre-install file lists
=> Creating installation directories
* installing *source* package 'xml2' ...
** this is package 'xml2' version '1.3.6'
** package 'xml2' successfully unpacked and MD5 sums checked
** using staged installation
Found pkg-config cflags and libs!
Using PKG_CFLAGS=-I/opt/pkg/include/libxml2
Using PKG_LIBS=-Wl,-R/opt/pkg/lib -L/opt/pkg/lib -R/opt/pkg/lib -lxml2 -L/opt/pkg/lib -R/opt/pkg/lib -lz -L/opt/pkg/lib -lm
** libs
using C compiler: 'gcc (GCC) 15.2.0'
using C++ compiler: 'g++ (GCC) 15.2.0'
g++ -std=gnu++20 -I"/opt/pkg/lib/R/include" -DNDEBUG -I../inst/include -I/opt/pkg/include/libxml2 -DUCHAR_TYPE=wchar_t -DU_SHOW_CPLUSPLUS_API=0  -I/opt/pkg/include -I/opt/pkg/include/glib-2.0 -I/opt/pkg/include/gio-unix-2.0 -I/opt/pkg/lib/glib-2.0/include -I/usr/include -I/opt/pkg/include/freetype2 -I/opt/pkg/include/harfbuzz -I/opt/pkg/include/ncurses -I/opt/pkg/include/libxml2   -fvisibility=hidden -fPIC  -pipe -O2 -msave-args -fno-aggressive-loop-optimizations -pthread -I/opt/pkg/include -I/opt/pkg/include/glib-2.0 -I/opt/pkg/include/gio-unix-2.0 -I/opt/pkg/lib/glib-2.0/include -I/usr/include -I/opt/pkg/include/freetype2 -I/opt/pkg/include/harfbuzz -I/opt/pkg/include/ncurses -I/opt/pkg/include/libxml2   -c connection.cpp -o connection.o
In file included from connection.cpp:7:
xml2_utils.h: In function 'const NodeType getNodeType(SEXP)':
xml2_utils.h:31:7: error: 'IS_S4_OBJECT' was not declared in this scope
   31 |   if (IS_S4_OBJECT(x)) {
      |       ^~~~~~~~~~~~
*** Error code 1

Stop.
make: stopped making "all" in /tmp/work/textproc/R-xml2/work/xml2/src
ERROR: compilation failed for package 'xml2'
* removing '/tmp/work/textproc/R-xml2/work/.destdir/opt/pkg/lib/R/library/xml2'
*** Error code 1

Stop.
bmake[1]: stopped making "stage-install" in /data/jenkins/workspace/pkgsrc-upstream-trunk/textproc/R-xml2
*** Error code 1

Stop.
bmake: stopped making "stage-install" in /data/jenkins/workspace/pkgsrc-upstream-trunk/textproc/R-xml2