Found the following significant warnings:
  dist.c:246:28: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dist.c:255:8: warning: passing arguments to a function without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dist.c:267:10: warning: passing arguments to a function without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dist.c:271:10: warning: passing arguments to a function without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  dist.c:278:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:188:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:189:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:190:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:191:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:192:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:192:38: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:193:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:194:42: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:195:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:196:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:197:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./f2c.h:198:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
See ‘/data/gannet/ripley/R/packages/tests-clang/rmutil.Rcheck/00install.out’ for details.