diff --git a/src/gui/widget/yaft/ctrlseq/csi.cpp b/src/gui/widget/yaft/ctrlseq/csi.cpp
index 18f48a798..7843bbade 100644
--- a/src/gui/widget/yaft/ctrlseq/csi.cpp
+++ b/src/gui/widget/yaft/ctrlseq/csi.cpp
@@ -298,16 +298,17 @@ void YaFT_p::status_report(struct parm_t *parm)
 {
 	int i, num;
 	char buf[BUFSIZE];
+	ssize_t ignored __attribute__((unused));
 
 	for (i = 0; i < parm->argc; i++) {
 		num = dec2num(parm->argv[i]);
 		if (num == 5) {         /* terminal response: ready */
-			write(fd, "\033[0n", 4);
+			ignored = write(fd, "\033[0n", 4);
 		} else if (num == 6) {  /* cursor position report */
 			snprintf(buf, BUFSIZE, "\033[%d;%dR", cursor.y + 1, cursor.x + 1);
-			write(fd, buf, strlen(buf));
+			ignored = write(fd, buf, strlen(buf));
 		} else if (num == 15) { /* terminal response: printer not connected */
-			write(fd, "\033[?13n", 6);
+			ignored = write(fd, "\033[?13n", 6);
 		}
 	}
 }
@@ -316,7 +317,7 @@ void YaFT_p::device_attribute(struct parm_t *parm)
 {
 	if (parm->argc > 0 && dec2num(parm->argv[0]))
 		return; /* compatibility with linux console */
-	write(fd, "\033[?6c", 5); /* "I am a VT102" */
+	ssize_t ignored __attribute__((unused)) = write(fd, "\033[?6c", 5); /* "I am a VT102" */
 }
 
 void YaFT_p::set_mode(struct parm_t *parm)
diff --git a/src/gui/widget/yaft/ctrlseq/esc.cpp b/src/gui/widget/yaft/ctrlseq/esc.cpp
index 5b97557c8..935fd9b1c 100644
--- a/src/gui/widget/yaft/ctrlseq/esc.cpp
+++ b/src/gui/widget/yaft/ctrlseq/esc.cpp
@@ -96,7 +96,7 @@ void YaFT_p::reverse_nl(void)
 
 void YaFT_p::identify(void)
 {
-	write(fd, "\033[?6c", 5); /* "I am a VT102" */
+	ssize_t ignored __attribute__((unused)) = write(fd, "\033[?6c", 5); /* "I am a VT102" */
 }
 
 void YaFT_p::enter_csi(void)
diff --git a/src/gui/widget/yaft/ctrlseq/osc.cpp b/src/gui/widget/yaft/ctrlseq/osc.cpp
index 5629e88ec..785e3ba9e 100644
--- a/src/gui/widget/yaft/ctrlseq/osc.cpp
+++ b/src/gui/widget/yaft/ctrlseq/osc.cpp
@@ -177,7 +177,7 @@ void YaFT_p::set_palette(struct parm_t *pt)
 
 		snprintf(buf, BUFSIZE, "\033]4;%d;rgb:%.2X/%.2X/%.2X\033\\",
 			index, rgb[0], rgb[1], rgb[2]);
-		write(fd, buf, strlen(buf));
+		ssize_t ignored __attribute__((unused)) = write(fd, buf, strlen(buf));
 	}
 }