Fix some #defines

- Use -D_ISOC99_SOURCE instead of -D__USE_MINGW_ANSI_STDIO=1
- WIN32 is deprecated. Use _WIN32 instead

client/Makefile

@@ -15,11 +15,10 @@ OBJDIR = obj
 LDLIBS = -L/opt/local/lib -L/usr/local/lib -lreadline -lpthread -lm
 LUALIB = ../liblua/liblua.a
 LDFLAGS = $(COMMON_FLAGS)
-CFLAGS = -std=c99 -I. -I../include -I../common -I../zlib -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
+CFLAGS = -std=c99 -D_ISOC99_SOURCE -I. -I../include -I../common -I../zlib -I/opt/local/include -I../liblua -Wall $(COMMON_FLAGS) -g -O4
 LUAPLATFORM = generic
 
 ifneq (,$(findstring MINGW,$(platform)))
-    CFLAGS += -D__USE_MINGW_ANSI_STDIO=1
     CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui
     MOC = $(QTDIR)/bin/moc
     LUAPLATFORM = mingw

client/hid-flasher/proxendian.h

@@ -13,7 +13,7 @@
 
 #include <stdint.h>
 
-#ifdef WIN32
+#ifdef _WIN32
 # define HOST_LITTLE_ENDIAN
 #else
 # include <sys/types.h>

client/hid-flasher/sleep.h

@@ -11,7 +11,7 @@
 #ifndef SLEEP_H__
 #define SLEEP_H__
 
-#ifdef WIN32
+#ifdef _WIN32
 #include <windows.h>
 #define sleep(n) Sleep(1000 * n)
 #define msleep(n) Sleep(n)