diff --git a/src/ddhx/ddhx.d b/src/ddhx/ddhx.d
index 03ca33c..8481c5b 100644
--- a/src/ddhx/ddhx.d
+++ b/src/ddhx/ddhx.d
@@ -460,7 +460,7 @@
 private
 size_t format8lud(char *buffer, long v) {
 	debug import std.conv : text;
-	enum I64MAX = 10_000_000_000_000_000_000;
+	enum ulong I64MAX = 10_000_000_000_000_000_000UL;
 	immutable static string decTable = "0123456789";
 	size_t pos;
 	bool pad = true;
diff --git a/src/ddhx/terminal.d b/src/ddhx/terminal.d
index adeb769..d666531 100644
--- a/src/ddhx/terminal.d
+++ b/src/ddhx/terminal.d
@@ -22,6 +22,35 @@
 	private import core.sys.posix.sys.ioctl;
 	private import core.sys.posix.unistd;
 	private import core.sys.posix.termios;
+	version (CRuntime_Musl) {
+		alias uint tcflag_t;
+		alias uint speed_t;
+		alias char cc_t;
+		private enum TCSANOW	= 0;
+		private enum NCCS	= 32;
+		private enum ICANON	= 2;
+		private enum ECHO	= 10;
+		private enum TIOCGWINSZ	= 0x5413;
+		private struct termios {
+			tcflag_t c_iflag;
+			tcflag_t c_oflag;
+			tcflag_t c_cflag;
+			tcflag_t c_lflag;
+			cc_t c_line;
+			cc_t[NCCS] c_cc;
+			speed_t __c_ispeed;
+			speed_t __c_ospeed;
+		}
+		private struct winsize {
+			ushort ws_row;
+			ushort ws_col;
+			ushort ws_xpixel;
+			ushort ws_ypixel;
+		}
+		private extern (C) int tcgetattr(int fd, termios *termios_p);
+		private extern (C) int tcsetattr(int fd, int a, termios *termios_p);
+		private extern (C) int ioctl(int fd, ulong request, ...);
+	}
 	private enum TERM_ATTR = ~(ICANON | ECHO);
 	private __gshared termios old_tio, new_tio;
 }