Found the following significant warnings:
  ./stable.h:182:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:185:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:188:36: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:191:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:194:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:197:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:200:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:203:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:206:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:209:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:212:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:215:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:218:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./stable.h:221:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:40:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:67:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:69:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:71:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:74:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:77:36: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:80:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:101:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:111:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:116:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:120:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:124:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:128:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  stable_dist.c:136:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
See ‘/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/libstableR.Rcheck/00install.out’ for details.
* used C compiler: ‘Debian clang version 15.0.6’
* used C++ compiler: ‘Debian clang version 15.0.6’