diff --git a/Makefile b/Makefile
index 7c361a7..259c461 100644
--- a/Makefile
+++ b/Makefile
@@ -55,7 +55,7 @@ GCC_CFLAGS = -O1 -Wall -Wno-char-subscripts -ggdb
 
 MSPDEBUG_LDFLAGS = $(LDFLAGS) $(PORTS_LDFLAGS)
 MSPDEBUG_LIBS = -lusb $(READLINE_LIBS) $(WIN32_LIBS)
-MSPDEBUG_CFLAGS = $(CFLAGS) $(PORTS_CFLAGS) $(GCC_CFLAGS)
+MSPDEBUG_CFLAGS = $(CFLAGS) $(READLINE_CFLAGS) $(PORTS_CFLAGS) $(GCC_CFLAGS)
 
 all: $(BINARY)
 
diff --git a/simio_timer.c b/simio_timer.c
index 6fadad3..a29ac23 100644
--- a/simio_timer.c
+++ b/simio_timer.c
@@ -49,7 +49,7 @@
 #define OUTMOD0             0x0020  /* Output mode 0 */
 #define CCIE                0x0010  /* Capture/compare interrupt enable */
 #define CCI                 0x0008  /* Capture input signal (read) */
-#define OUT                 0x0004  /* PWM Output signal if output mode 0 */
+/* #define OUT                 0x0004  PWM Output signal if output mode 0 */
 #define COV                 0x0002  /* Capture/compare overflow flag */
 #define CCIFG               0x0001  /* Capture/compare interrupt flag */
 
diff --git a/stdcmd.c b/stdcmd.c
index 0226b7d..57200e7 100644
--- a/stdcmd.c
+++ b/stdcmd.c
@@ -103,7 +103,7 @@ int cmd_help(char **arg)
 		vector_destroy(&v);
 
 		printc("Type \"help <topic>\" for more information.\n");
-#ifdef WIN32
+#if defined(WIN32) && !defined(USE_READLINE)
 		printc("Press Ctrl+Z, Enter to quit.\n");
 #else
 		printc("Press Ctrl+D to quit.\n");