-#define TRACE(x...) do{fprintf(stdout, "[%x](%s) ", getpid(), __func__); fprintf(stdout, x); fprintf(stdout, "\n");}while(0)
-#define WARN(x...) do{fprintf(stdout, "[%x](%s) ", getpid(), __func__); fprintf(stdout, x); fprintf(stdout, "\n");}while(0)
-#define ERROR(x...) do{fprintf(stderr, "[%x](%s) ", getpid(), __func__); fprintf(stdout, x); fprintf(stdout, "\n");}while(0)
+#define TRACE(x...) do{fprintf(stderr, "[%x](%s) ", getpid(), __func__); fprintf(stderr, x); fprintf(stderr, "\n");}while(0)
+#define WARN(x...) do{fprintf(stderr, "[%x](%s) ", getpid(), __func__); fprintf(stderr, x); fprintf(stderr, "\n");}while(0)
+#define ERROR(x...) do{fprintf(stderr, "[%x](%s) ", getpid(), __func__); fprintf(stderr, x); fprintf(stderr, "\n");}while(0)