* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’
* installing *source* package ‘proj4’ ...
** package ‘proj4’ successfully unpacked and MD5 sums checked
** using staged installation
checking whether pkg-config knows about proj... yes
checking CFLAGS from pkg-config... -I/usr/include/x86_64-linux-gnu -I/usr/include/webp 
checking LIBS from pkg-config... checking whether the C++ compiler works... yes
checking for C++ compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether the compiler supports GNU C++... yes
checking whether clang++-18 -std=gnu++17 accepts -g... yes
checking for clang++-18 -std=gnu++17 option to enable C++11 features... none needed
checking for stdio.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for strings.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for proj_api.h... no
checking with ACCEPT_USE_OF_DEPRECATED_PROJ_API_H... 
checking for proj_api.h... no
checking for proj.h... yes
checking for proj_get_source_crs in -lproj... yes
configure: PROJ4 API available: no
configure: PROJ6 API available: yes
checking whether to require PROJ6 API... no
checking whether to use PROJ6 API... yes
configure: creating ./config.status
config.status: creating src/Makevars
** libs
using C compiler: ‘Debian clang version 18.1.4 (1)’
make[1]: Entering directory '/tmp/RtmphKAzWX/R.INSTALL22438424b1c/proj4/src'
clang-18 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG -DUSE_PROJ6_API=1 -I/usr/local/include  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp   -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c p4.c -o p4.o
clang-18 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG -DUSE_PROJ6_API=1 -I/usr/local/include  -I/usr/include/x86_64-linux-gnu -I/usr/include/webp   -I/usr/local/include -D_FORTIFY_SOURCE=3   -fpic  -g -O3 -Wall -pedantic -c reg.c -o reg.o
clang-18 -shared -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -Wl,-O1 -o proj4.so p4.o reg.o -lproj -lproj -L/home/hornik/tmp/R.check/r-devel-clang/Work/build/lib -lR
make[1]: Leaving directory '/tmp/RtmphKAzWX/R.INSTALL22438424b1c/proj4/src'
make[1]: Entering directory '/tmp/RtmphKAzWX/R.INSTALL22438424b1c/proj4/src'
make[1]: Leaving directory '/tmp/RtmphKAzWX/R.INSTALL22438424b1c/proj4/src'
installing to /home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/00LOCK-proj4/00new/proj4/libs
** R
** byte-compile and prepare package for lazy loading
** help
*** installing help indices
** building package indices
** testing if installed package can be loaded from temporary location
** checking absolute paths in shared objects and dynamic libraries
** testing if installed package can be loaded from final location
** testing if installed package keeps a record of temporary installation path
* DONE (proj4)