diff --git a/mio/lib/fmt.c b/mio/lib/fmt.c
index 6000338..2ca4e82 100644
--- a/mio/lib/fmt.c
+++ b/mio/lib/fmt.c
@@ -1393,10 +1393,10 @@ static int log_oocs (mio_fmtout_t* fmtout, const mio_ooch_t* ptr, mio_oow_t len)
 	{
 		/* the mask has changed. commit the buffered text */
 /* TODO: HANDLE LINE ENDING CONVENTION BETTER... */
-		if (mio->log.ptr[mio->log.len - 1] != '\n')
+		if (mio->log.ptr[mio->log.len - 1] != MIO_EOL)
 		{
 			/* no line ending - append a line terminator */
-			mio->log.ptr[mio->log.len++] = '\n';
+			mio->log.ptr[mio->log.len++] = MIO_EOL;
 		}
 
 		MIO_SYS_WRITE_LOG (mio, mio->log.last_mask, mio->log.ptr, mio->log.len);
@@ -1438,10 +1438,10 @@ redo:
 			{
 				/* can't expand the buffer. just flush the existing contents */
 				/* TODO: HANDLE LINE ENDING CONVENTION BETTER... */
-				if (mio->log.ptr[mio->log.len - 1] != '\n')
+				if (mio->log.ptr[mio->log.len - 1] != MIO_EOL)
 				{
 					/* no line ending - append a line terminator */
-					mio->log.ptr[mio->log.len++] = '\n';
+					mio->log.ptr[mio->log.len++] = MIO_EOL;
 				}
 				MIO_SYS_WRITE_LOG (mio, mio->log.last_mask, mio->log.ptr, mio->log.len);
 				mio->log.len = 0;
@@ -1555,7 +1555,7 @@ mio_ooi_t mio_logbfmtv (mio_t* mio, mio_bitmask_t mask, const mio_bch_t* fmt, va
 
 	x = fmt_outv(&fo, ap);
 
-	if (mio->log.len > 0 && mio->log.ptr[mio->log.len - 1] == '\n')
+	if (mio->log.len > 0 && mio->log.ptr[mio->log.len - 1] == MIO_EOL)
 	{
 		MIO_SYS_WRITE_LOG (mio, mio->log.last_mask, mio->log.ptr, mio->log.len);
 		mio->log.len = 0;
@@ -1609,7 +1609,7 @@ mio_ooi_t mio_logufmtv (mio_t* mio, mio_bitmask_t mask, const mio_uch_t* fmt, va
 
 	x = fmt_outv(&fo, ap);
 
-	if (mio->log.len > 0 && mio->log.ptr[mio->log.len - 1] == '\n')
+	if (mio->log.len > 0 && mio->log.ptr[mio->log.len - 1] == MIO_EOL)
 	{
 		MIO_SYS_WRITE_LOG (mio, mio->log.last_mask, mio->log.ptr, mio->log.len);
 		mio->log.len = 0;
diff --git a/mio/lib/json.c b/mio/lib/json.c
index 45e033b..63c2567 100644
--- a/mio/lib/json.c
+++ b/mio/lib/json.c
@@ -800,7 +800,7 @@ static int feed_json_data (mio_json_t* json, const mio_bch_t* data, mio_oow_t le
 		c = *ptr++;
 	#endif
 
-		if (c == '\n')
+		if (c == MIO_EOL)
 		{
 			json->c_col = 0;
 			json->c_line++;
@@ -812,7 +812,7 @@ static int feed_json_data (mio_json_t* json, const mio_bch_t* data, mio_oow_t le
 
 		if (json->state_stack->in_comment) 
 		{
-			if (c == '\n') json->state_stack->in_comment = 0;
+			if (c == MIO_EOL) json->state_stack->in_comment = 0;
 			continue;
 		}
 		if (json->state_stack->state == MIO_JSON_STATE_START && mio_is_ooch_space(c)) continue; /* skip white space */
diff --git a/mio/lib/mio-cmn.h b/mio/lib/mio-cmn.h
index 1a8126a..f6b76fa 100644
--- a/mio/lib/mio-cmn.h
+++ b/mio/lib/mio-cmn.h
@@ -588,6 +588,9 @@ struct mio_ntime_t
 #define MIO_COUNTOF(x) (sizeof(x) / sizeof(x[0]))
 #define MIO_BITSOF(x) (sizeof(x) * MIO_BITS_PER_BYTE)
 
+
+#define MIO_EOL ('\n')
+
 /**
  * The MIO_OFFSETOF() macro returns the offset of a field from the beginning
  * of a structure.