Found the following significant warnings:
  flexiblas_api_standalone.c:62:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:64:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:85:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:86:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:450:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:452:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:475:45: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:480:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:485:44: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:490:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:495:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:500:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:505:40: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:510:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:515:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  flexiblas_api_standalone.c:521:45: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:7:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:8:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:9:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:10:28: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:11:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:15:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:25:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:34:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:47:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:58:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:74:28: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  wrapper.c:132:24: 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/flexiblas.Rcheck/00install.out' for details.