Found the following significant warnings:
  include/so/PharmMLRef.h:33:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/MissingData.h:33:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/ExternalFile.h:34:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/ToolSettings.h:34:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/pharmml/common_types.h:43:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/pharmml/common_types.h:45:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Table.h:27:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/RawResults.h:35:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Message.h:33:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/TaskInformation.h:35:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Bayesian.h:34:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/OtherMethod.h:34:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/PopulationEstimates.h:36:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Matrix.h:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/MLE.h:35:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Bayesian_PPE.h:34:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/OtherMethod_PPE.h:35:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/PrecisionPopulationEstimates.h:36:69: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Estimates.h:34:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/RandomEffects_IE.h:34:45: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/IndividualEstimates.h:36:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/PrecisionIndividualEstimates.h:34:69: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Residuals.h:34:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/InformationCriteria.h:33:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/OFMeasures.h:35:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/TargetToolMessages.h:34:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Estimation.h:41:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/SimulationSubType.h:34:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/SimulationBlock.h:35:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/Simulation.h:34:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/DiagnosticStructuralModel.h:34:63: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/DiagnosticIndividualParams.h:34:65: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/ModelDiagnostic.h:35:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/OptimalDesignBlock.h:36:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/OptimalDesign.h:34:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/SOBlock.h:40:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/SO.h:35:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/soext.h:21:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Bayesian.c:25:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Bayesian_PPE.c:25:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-DiagnosticIndividualParams.c:25:41: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-DiagnosticStructuralModel.c:25:40: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Estimates.c:25:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Estimation.c:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-ExternalFile.c:25:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-IndividualEstimates.c:25:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-InformationCriteria.c:25:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-MLE.c:25:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Message.c:25:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-MissingData.c:25:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-ModelDiagnostic.c:25:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-OFMeasures.c:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-OptimalDesign.c:25:28: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-OptimalDesignBlock.c:25:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-OtherMethod.c:25:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-OtherMethod_PPE.c:25:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-PharmMLRef.c:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-PopulationEstimates.c:25:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-PrecisionIndividualEstimates.c:25:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-PrecisionPopulationEstimates.c:25:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-RandomEffects_IE.c:25:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-RawResults.c:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Residuals.c:25:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-SO.c:25:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-SOBlock.c:25:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-Simulation.c:25:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-SimulationBlock.c:25:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-SimulationSubType.c:25:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-TargetToolMessages.c:25:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-TaskInformation.c:25:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  gen-ToolSettings.c:25:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:5:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:24:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:35:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:63:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:73:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:88:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:109:22: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:124:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:153:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:164:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:184:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:198:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:211:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:225:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:239:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:262:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:273:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:298:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:312:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:329:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:346:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:357:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:376:34: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:387:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:397:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:442:32: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:453:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:473:26: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:482:28: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:494:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:522:30: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:533:40: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  libsoc_init.c:544:41: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  include/so/private/column.h:37:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Bayesian.c:26:29: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Bayesian_PPE.c:26:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-DiagnosticIndividualParams.c:26:65: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-DiagnosticStructuralModel.c:26:63: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Estimates.c:26:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Estimation.c:26:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-ExternalFile.c:26:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-IndividualEstimates.c:26:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-InformationCriteria.c:26:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-MLE.c:26:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Matrix.c:36:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Message.c:26:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-MissingData.c:26:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-ModelDiagnostic.c:26:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-OFMeasures.c:26:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-OptimalDesign.c:26:39: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-OptimalDesignBlock.c:26:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-OtherMethod.c:26:35: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-OtherMethod_PPE.c:26:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-PharmMLRef.c:26:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-PopulationEstimates.c:26:51: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-PrecisionIndividualEstimates.c:26:69: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-PrecisionPopulationEstimates.c:26:69: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-RandomEffects_IE.c:26:45: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-RawResults.c:26:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Residuals.c:26:31: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-SO.c:26:17: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-SOBlock.c:26:27: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Simulation.c:26:33: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-SimulationBlock.c:26:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-SimulationSubType.c:26:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-Table.c:42:23: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-TargetToolMessages.c:26:49: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-TaskInformation.c:26:43: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-ToolSettings.c:26:37: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-column.c:24:25: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-common_types.c:138:18: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-common_types.c:155:19: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
  static-soext.c:33:24: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
See '/home/hornik/tmp/R.check/r-devel-clang/Work/PKGS/libsoc.Rcheck/00install.out' for details.