build: FAILED conformance/definitions/signal_h/26-1: build: FAILED: Compiler output: conformance/definitions/signal_h/26-1.c:9:45: error: expected identifier typedef int (*pthread_kill_test)(pthread_t, int); ^ conformance/definitions/signal_h/26-1.c:14:13: error: use of undeclared identifier 'pthread_kill' dummyvar = pthread_kill; ^ 2 errors generated.