Found the following significant warnings:
  phyclust/phyclust_label.h:49:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  phyclust/phyclust_em.h:72:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  phyclust/phyclust_em_control.c:14:13: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  phyclust/phyclust_label.c:12:17: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.h:67:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.h:69:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/R_ms.h:20:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:802:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:989:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:1006:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:1066:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:1108:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:1122:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms.c:1145:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms_main.c:11:9: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/ms_main.c:101:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  msdir/R_rand.c:12:8: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.h:76:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.h:77:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/aamodels.c:60:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/aamodels.c:63:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/aamodels.c:292:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/aamodels.c:350:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.c:79:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.c:95:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.c:130:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/evolve.c:172:7: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/model.c:81:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/model.c:82:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/model.c:84:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/nucmodels.c:83:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/nucmodels.c:84:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/nucmodels.c:396:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/nucmodels.c:456:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/treefile.h:57:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:90:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:91:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:93:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:94:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:95:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:96:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:97:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:101:13: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:166:13: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:703:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:732:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:807:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/seq-gen.c:900:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  seq-gen/treefile.c:254:6: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  paml_baseml/baseml.c:52:1: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  paml_baseml/treesub.c:2168:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
  paml_baseml/treesub.c:2256:5: warning: function declaration isn’t a prototype [-Wstrict-prototypes]
See ‘/home/hornik/tmp/R.check/r-devel-gcc/Work/PKGS/phyclust.Rcheck/00install.out’ for details.