--- libfyaml-0.9/src/util/fy-utils.c.orig	2023-03-31 16:42:43.000000000 +0200
+++ libfyaml-0.9/src/util/fy-utils.c	2025-10-22 17:05:06.113856204 +0200
@@ -414,7 +414,16 @@
 
 	newt = t;
 
+/* https://www.perkin.org.uk/posts/solaris-portability-cfmakeraw.html */
+#ifdef __illumos__
+	newt.c_iflag &= ~(IMAXBEL|IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON);
+	newt.c_oflag &= ~OPOST;
+	newt.c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
+	newt.c_cflag &= ~(CSIZE|PARENB);
+	newt.c_cflag |= CS8;
+#else
 	cfmakeraw(&newt);
+#endif
     
 	ret = tcsetattr(fd, TCSANOW, &newt);
 	if (ret != 0)