* installing *source* package ‘fftw’ ...
** package ‘fftw’ successfully unpacked and MD5 sums checked
** using staged installation
checking for gcc... gcc-14
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 gcc-14 accepts -g... yes
checking for gcc-14 option to enable C11 features... none needed
checking how to run the C preprocessor... gcc-14 -E
checking for gcc... (cached) gcc-14
checking whether the compiler supports GNU C... (cached) yes
checking whether gcc-14 accepts -g... (cached) yes
checking for gcc-14 option to enable C11 features... (cached) none needed
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for FFTW... yes
configure: creating ./config.status
config.status: creating src/Makevars
** libs
using C compiler: ‘gcc-14 (GCC) 14.2.0’
make[1]: Entering directory '/data/gannet/ripley/R/packages/tests-Strict/fftw/src'
gcc-14 -I"/data/gannet/ripley/R/R-devel/include" -DNDEBUG -I/usr/local/include   -I/usr/local/include  -DSTRICT_R_HEADERS=1  -fpic  -g -O2 -Wall -pedantic -mtune=native -Wp,-D_FORTIFY_SOURCE=3 -fexceptions -fstack-protector-strong -fstack-clash-protection -fcf-protection -Werror=implicit-function-declaration -Wstrict-prototypes  -c fftw.c -o fftw.o
fftw.c: In function 'fft_plan_finalizer':
fftw.c:67:3: error: implicit declaration of function 'Free'; did you mean 'free'? [-Wimplicit-function-declaration]
   67 |   Free(plan);
      |   ^~~~
      |   free
fftw.c: In function 'FFT_plan':
fftw.c:137:10: error: implicit declaration of function 'Calloc'; did you mean 'calloc'? [-Wimplicit-function-declaration]
  137 |   plan = Calloc(1, fft_plan);
      |          ^~~~~~
      |          calloc
fftw.c:137:20: error: expected expression before 'fft_plan'
  137 |   plan = Calloc(1, fft_plan);
      |                    ^~~~~~~~
fftw.c: In function 'DCT_plan':
fftw.c:241:20: error: expected expression before 'dct_plan'
  241 |   plan = Calloc(1, dct_plan);
      |                    ^~~~~~~~
make[1]: *** [/data/gannet/ripley/R/R-devel/etc/Makeconf:195: fftw.o] Error 1
make[1]: Leaving directory '/data/gannet/ripley/R/packages/tests-Strict/fftw/src'
ERROR: compilation failed for package ‘fftw’
* removing ‘/data/gannet/ripley/R/packages/tests-noRemap/Libs/fftw-lib/fftw’
Command exited with non-zero status 1
Time 0:06.48, 1.82 + 1.58