dahdi_dummy.c: In function ‘init_module’:
dahdi_dummy.c:232:9: error: implicit declaration of function ‘hrtimer_init’; did you mean ‘hrtimers_init’? [-Wimplicit-function-declaration]
232 | hrtimer_init(&zaptimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
| ^~~~~~~~~~~~
| hrtimers_init
make[4]: *** [/usr/src/linux-6.15.5-1/scripts/Makefile.build:204: dahdi_dummy.o] Error 1