build: FAILED conformance/interfaces/sigqueue/5-1: build: FAILED: Compiler output: conformance/interfaces/sigqueue/5-1.c:48:12: error: use of undeclared identifier 'SIGRTMIN' sigaction(SIGTOTEST, &act, 0); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:53:2: warning: implicit declaration of function 'sighold' is invalid in C99 [-Wimplicit-function-declaration] sighold(SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:53:10: error: use of undeclared identifier 'SIGRTMIN' sighold(SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:56:7: warning: implicit declaration of function 'sigqueue' is invalid in C99 [-Wimplicit-function-declaration] if (sigqueue(pid, SIGTOTEST, value) != 0) { ^ conformance/interfaces/sigqueue/5-1.c:56:21: error: use of undeclared identifier 'SIGRTMIN' if (sigqueue(pid, SIGTOTEST, value) != 0) { ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:63:104: error: use of undeclared identifier 'SIGRTMIN' printf("Test UNRESOLVED: handler called even though %d has not been removed from the signal maskn", SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:67:2: warning: implicit declaration of function 'sigrelse' is invalid in C99 [-Wimplicit-function-declaration] sigrelse(SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:67:11: error: use of undeclared identifier 'SIGRTMIN' sigrelse(SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:70:58: error: use of undeclared identifier 'SIGRTMIN' printf("Test FAILED: %d was not received even oncen", SIGTOTEST); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ conformance/interfaces/sigqueue/5-1.c:73:54: error: use of undeclared identifier 'SIGRTMIN' printf ("Test PASSED: %d was received %d times.n", SIGTOTEST, counter); ^ conformance/interfaces/sigqueue/5-1.c:23:19: note: expanded from macro 'SIGTOTEST' #define SIGTOTEST SIGRTMIN ^ 3 warnings and 7 errors generated.