Found the following significant warnings:
  arms-R.c:83:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  arms-R.c:811:45: warning: format specifies type 'unsigned int' but the argument has type 'POINT *' (aka 'struct point *') [-Wformat]
  arms-R.c:821:56: warning: format specifies type 'unsigned int' but the argument has type 'POINT *' (aka 'struct point *') [-Wformat]
  arms-R.c:821:58: warning: format specifies type 'unsigned int' but the argument has type 'struct point *' [-Wformat]
  arms-R.c:821:64: warning: format specifies type 'unsigned int' but the argument has type 'struct point *' [-Wformat]
  arms-R.c:832:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:11:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:12:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:13:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:14:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:15:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:16:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:17:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:18:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:19:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:53:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:54:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dlm.c:53:6: 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]
  dlm.c:54:6: 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]
  dlm.c:11:6: 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]
  dlm.c:12:6: 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]
  dlm.c:13:6: 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]
  dlm.c:14:6: 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]
  dlm.c:16:6: 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]
  dlm.c:15:6: 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]
  dlm.c:17:6: 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]
  dlm.c:18:6: 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]
See ‘/data/gannet/ripley/R/packages/tests-clang/dlm.Rcheck/00install.out’ for details.