diff --git a/BasiliskII/src/Unix/serial_unix.cpp b/BasiliskII/src/Unix/serial_unix.cpp
index 0d378a73..0c017a9b 100644
--- a/BasiliskII/src/Unix/serial_unix.cpp
+++ b/BasiliskII/src/Unix/serial_unix.cpp
@@ -53,6 +53,7 @@ static int cfmakeraw(struct termios *termios_p)
 	termios_p->c_lflag &= ~(ECHO|ECHONL|ICANON|ISIG|IEXTEN);
 	termios_p->c_cflag &= ~(CSIZE|PARENB);
 	termios_p->c_cflag |= CS8;
+	return 0;
 }
 #endif
 
diff --git a/BasiliskII/src/Unix/sys_unix.cpp b/BasiliskII/src/Unix/sys_unix.cpp
index cc6a58b4..a6165377 100644
--- a/BasiliskII/src/Unix/sys_unix.cpp
+++ b/BasiliskII/src/Unix/sys_unix.cpp
@@ -747,6 +747,8 @@ bool SysCDReadTOC(void *arg, uint8 *toc)
 		*toc++ = toc_size >> 8;
 		*toc++ = toc_size & 0xff;
 		return true;
+#else
+		return false;
 #endif
 	} else
 		return false;
@@ -810,6 +812,8 @@ bool SysCDGetPosition(void *arg, uint8 *pos)
 		*pos++ = chan.data->what.position.reladdr.msf.second;
 		*pos++ = chan.data->what.position.reladdr.msf.frame;
 		return true;
+#else
+		return false;
 #endif
 	} else
 		return false;
@@ -845,6 +849,8 @@ bool SysCDPlay(void *arg, uint8 start_m, uint8 start_s, uint8 start_f, uint8 end
 		play.end_s = end_s;
 		play.end_f = end_f;
 		return ioctl(fh->fd, CDIOCPLAYMSF, &play) == 0;
+#else
+		return false;
 #endif
 	} else
 		return false;
@@ -866,6 +872,8 @@ bool SysCDPause(void *arg)
 		return ioctl(fh->fd, CDROMPAUSE) == 0;
 #elif defined(__FreeBSD__) || defined(__NetBSD__)
 		return ioctl(fh->fd, CDIOCPAUSE) == 0;
+#else
+		return false;
 #endif
 	} else
 		return false;
@@ -887,6 +895,8 @@ bool SysCDResume(void *arg)
 		return ioctl(fh->fd, CDROMRESUME) == 0;
 #elif defined(__FreeBSD__) || defined(__NetBSD__)
 		return ioctl(fh->fd, CDIOCRESUME) == 0;
+#else
+		return false;
 #endif
 	} else
 		return false;
@@ -908,6 +918,8 @@ bool SysCDStop(void *arg, uint8 lead_out_m, uint8 lead_out_s, uint8 lead_out_f)
 		return ioctl(fh->fd, CDROMSTOP) == 0;
 #elif defined(__FreeBSD__) || defined(__NetBSD__)
 		return ioctl(fh->fd, CDIOCSTOP) == 0;
+#else
+		return false;
 #endif
 	} else
 		return false;
diff --git a/BasiliskII/src/Unix/video_x.cpp b/BasiliskII/src/Unix/video_x.cpp
index 40628dc4..be3d25e0 100644
--- a/BasiliskII/src/Unix/video_x.cpp
+++ b/BasiliskII/src/Unix/video_x.cpp
@@ -1000,7 +1000,7 @@ driver_fbdev::driver_fbdev(const video_mode &mode)
 		if ((line[0] == '#') || (line[0] == ';') || (line[0] == '\0'))
 			continue;
 		
-		if ((sscanf(line, "%19s %d %x", &fb_name, &fb_depth, &fb_offset) == 3)
+		if ((sscanf(line, "%19s %d %x", fb_name, &fb_depth, &fb_offset) == 3)
 		 && (strcmp(fb_name, fb_name) == 0) && (fb_depth == max_depth)) {
 			device_found = true;
 			break;