Found the following significant warnings:
  ./data.table.h:112:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:125:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:125:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:132:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:188:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:191:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./data.table.h:193:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  assign.c:1140:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  assign.c:1181:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  forder.c:71:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  forder.c:78:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  forder.c:113:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  forder.c:376:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  forder.c:381:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  fread.c:78:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:14:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:15:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:16:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:17:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:18:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:19:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:20:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:21:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:22:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:23:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:24:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:25:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:26:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:27:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  ./fwrite.h:28:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:44:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:45:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:46:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:47:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:48:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:49:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:50:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:51:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:52:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:53:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:54:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:55:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:56:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:57:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:58:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:59:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:60:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:61:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:62:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:63:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:64:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:65:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:66:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:67:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:68:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:69:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:70:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:71:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:72:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:73:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:74:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:75:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:76:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:77:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:78:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:79:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:80:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:81:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:82:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:83:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:84:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:85:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:86:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:87:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:88:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:89:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:90:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:91:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:92:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:93:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:94:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:95:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:96:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:97:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:98:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:99:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:100:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:101:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:102:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:103:9: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:104:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:105:9: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:106:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:107:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:108:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:109:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:110:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:111:11: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:112:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:113:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:114:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:115:20: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:116:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:117:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:118:13: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:119:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:120:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:121:8: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:122:10: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:123:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:124:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:125:12: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:126:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:127:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:130:14: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:231:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:387:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:394:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  init.c:415:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  openmp-utils.c:32:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  openmp-utils.c:171:15: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  openmp-utils.c:176:16: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  openmp-utils.c:180:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  snprintf.c:187:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  utils.c:380:21: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
See ‘/data/gannet/ripley/R/packages/tests-clang/data.table.Rcheck/00install.out’ for details.