Found the following significant warnings:
  ./pkg_global.h:45:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:46:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:47:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:48:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:49:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:54:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:55:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:34:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:36:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:37:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:49:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:229:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./spmd.h:230:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pkg_dl.c:28:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pkg_dl.c:49:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pkg_tools.c:14:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pkg_tools.c:29:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  pkg_tools.c:71:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./pkg_global.h:48:6: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent definition [-Wdeprecated-non-prototype]
  ./pkg_global.h:49:6: warning: a function declaration without a prototype is deprecated in all versions of C and is treated as a zero-parameter prototype in C2x, conflicting with a subsequent definition [-Wdeprecated-non-prototype]
  spmd.c:13:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd.c:96:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd.c:104:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd.c:121:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd_communicator.c:76:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd_utility.c:21:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  spmd_utility.c:25:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
See ‘/data/gannet/ripley/R/packages/tests-clang/pbdMPI.Rcheck/00install.out’ for details.