Found the following significant warnings:
  ./mutil.h:25:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:26:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:27:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:27:36: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:27:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:28:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:28:38: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:28:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:29:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:29:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:29:52: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:30:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:30:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:30:48: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:33:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:33:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:33:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:33:59: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:36:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:36:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:36:36: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:36:46: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:39:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:39:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:40:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:43:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:43:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:43:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:46:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:46:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:46:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:46:58: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:46:71: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:47:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:47:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:72:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:72:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:72:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:72:61: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:73:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:73:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:73:41: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:74:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:74:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:94:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:94:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:95:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:95:38: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:41: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:50: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:60: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:66: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:72: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:96:82: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:97:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:99:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:99:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:100:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:100:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./mutil.h:100:40: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  dbinom.c:55:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:94:15: 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]
  dbinom.c:73:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:94:27: 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]
  dbinom.c:103:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:95:15: 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]
  dbinom.c:148:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:95:29: 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]
  dbinom.c:170:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:96:45: 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]
  dbinom.c:209:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:96:70: 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]
  dbinom.c:247:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:96:54: 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]
  dbinom.c:268:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:97:15: 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]
  prob.c:56:17: warning: passing arguments to 'dbeta' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  prob.c:14:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:99:25: 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]
  prob.c:72:19: warning: passing arguments to 'dgamma' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  prob.c:74:22: warning: passing arguments to 'dgamma' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  prob.c:65:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:99:15: 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]
  prob.c:123:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:100:15: 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]
  prob.c:135:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./mutil.h:100:31: 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]
  ./local.h:88:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./tube.h:15:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./tube.h:16:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./tube.h:16:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  scb_crit.c:37:28: warning: passing arguments to 'Rf_lgammafn' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:34:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:47:24: warning: passing arguments to 'ibeta' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:40:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:58:21: warning: passing arguments to 'igamma' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:51:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:69:23: warning: passing arguments to 'pf' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:62:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:80:27: warning: passing arguments to 'dbeta' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:73:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:91:28: warning: passing arguments to 'dchisq' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:84:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:103:24: warning: passing arguments to 'df' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:95:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  scb_crit.c:107:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./tube.h:16:15: 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]
  scb_crit.c:120:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./tube.h:16:24: 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]
  scb_crit.c:137:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  scb_crit.c:137:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  scb_crit.c:175:13: 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]
  scb_crit.c:176:13: 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]
  scb_crit.c:132:8: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  ./tube.h:15:15: 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]
  smisc.c:16:19: warning: passing arguments to 'critval' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  smisc.c:10:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  smisc.c:26:17: warning: passing arguments to 'tailp' without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
  smisc.c:20:6: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C2x [-Wdeprecated-non-prototype]
See ‘/data/gannet/ripley/R/packages/tests-clang/AdaptFitOS.Rcheck/00install.out’ for details.