diff --git a/flips-w32.cpp b/flips-w32.cpp
index 0944e19..5161c64 100644
--- a/flips-w32.cpp
+++ b/flips-w32.cpp
@@ -918,7 +918,7 @@ void GUILoadConfig()
 	configbin.len -= size
 		
 		readconfig(&state, sizeof(state));
-		if (strncmp(state.signature, "FlipscfgW", sizeof(state.signature)) || state.cfgversion!=mycfgversion) goto badconfig;
+		if (memcmp(state.signature, "FlipscfgW", sizeof(state.signature))!=0 || state.cfgversion!=mycfgversion) goto badconfig;
 		int emulen;
 		readconfig(&emulen, sizeof(emulen));
 		set_st_emulator_len(NULL, emulen);
@@ -928,7 +928,7 @@ void GUILoadConfig()
 	else
 	{
 	badconfig:
-		strncpy(state.signature, "FlipscfgW", sizeof(state.signature));
+		memcpy(state.signature, "FlipscfgW", sizeof(state.signature));
 		state.cfgversion=mycfgversion;
 		state.lastRomType=0;
 		state.openInEmulatorOnAssoc=false;
diff --git a/flips.cpp b/flips.cpp
index 7078990..eb7d79c 100644
--- a/flips.cpp
+++ b/flips.cpp
@@ -555,7 +555,7 @@ static void CfgSumName(WCHAR* out, int type, const void* sum)
 }
 static bool CfgSumParseName(int* type, void* sum, LPCWSTR in)
 {
-	if (!!wcsncmp(in, TEXT("rom."), strlen("rom.")))
+	if (wcsncmp(in, TEXT("rom."), strlen("rom.")) != 0)
 		return false;
 	uint8_t* out = (uint8_t*)sum;
 	for (int t=0;t<ch_last;t++)
@@ -572,7 +572,7 @@ static bool CfgSumParseName(int* type, void* sum, LPCWSTR in)
 			{
 				tmp[0] = hex[i*2+0]; // let non-hex yield garbage, messing with config voids your warranty anyways
 				tmp[1] = hex[i*2+1];
-				sscanf(tmp, "%x", &tmpout);
+				swscanf(tmp, TEXT("%x"), &tmpout);
 				out[i] = tmpout; // not %hhx because XP doesn't trust c99
 			}
 			return true;
@@ -793,16 +793,21 @@ struct errorinfo ApplyPatchMem2(file* patch, struct mem inrom, bool verifyinput,
 			if (++errtextid == 2) errtextid=0;
 			if (inf.size_in != inrom.len)
 			{
-//http://msdn.microsoft.com/en-us/library/vstudio/tcxf1dw6.aspx says %zX is not supported; this is true up to and including Windows Vista
-//let's define it to whatever they do support.
+//http://msdn.microsoft.com/en-us/library/vstudio/tcxf1dw6.aspx says %zX is not supported
+//this is true up to and including Windows Vista; 7 adds support for it
+//I could define it to "I", but my GCC does not acknowledge its legitimacy and throws bogus warnings
+//instead, let's just define it to size_t's underlying type: long unsigned int / long long unsigned in
 #ifdef _WIN32
-#define z "I"
+# ifdef _WIN64
+#  define z "ll"
+# else
+#  define z "l"
+# endif
 #else
-#define z "z"
+# define z "z"
 #endif
 				sprintf(errtext, "This patch is not intended for this ROM. Expected file size %" z "u, got %" z "u.", inf.size_in, inrom.len);
 				errinf.description=errtext;
-#undef z
 			}
 			else
 			{
@@ -1109,11 +1114,7 @@ int patchinfo(LPCWSTR patchname, struct manifestinfo * manifestinfo)
 		}
 		
 		LPCWSTR inromname = FindRomForPatch(patch, NULL);
-#ifdef FLIPS_WINDOWS
-#define z "I"
-#else
-#define z "z"
-#endif
+		//'z' macro defined above
 		printf("Input ROM: %" z "u bytes, CRC32 %.8X", info.size_in, info.crc_in);
 		if (inromname) wprintf(TEXT(", %s"), inromname);
 		puts("");
diff --git a/flips.h b/flips.h
index f147932..ed4387e 100644
--- a/flips.h
+++ b/flips.h
@@ -34,7 +34,7 @@
 //#define EXTERN_C
 //#endif
 
-#define flipsversion "Flips v1.40"
+#define flipsversion "Floating IPS v1.40-pre"
 
 
 #if defined(FLIPS_WINDOWS)
@@ -91,7 +91,7 @@
 #define wprintf printf
 #define wsprintf sprintf
 #define wscanf scanf
-#define wsscanf sscanf
+#define swscanf sscanf
 #define wtoi atoi
 
 #define iswalnum isalnum
diff --git a/make-release.sh b/make-release.sh
new file mode 100755
index 0000000..262f3e8
--- /dev/null
+++ b/make-release.sh
@@ -0,0 +1,46 @@
+#!/bin/sh
+
+if [ "$HOME" != "/home/alcaro" ]; then
+  #This script is for making official releases only.
+  #If you're intending to fork Floating IPS, or take over maintenance, you're welcome to edit this script.
+  echo "Use ./make.sh instead."
+  exit 1
+fi
+
+profile/download.sh || exit $?
+# . rather than ./make.sh, so $FLAGS remains set
+. ./make.sh
+mv ./flips ~/bin/flips
+
+#create windows binary
+mingwver 64 || true # this is a script that sets the Wine PATH
+
+echo 'Windows (1/3)'
+rm obj/* flips.exe; wine mingw32-make TARGET=windows OPTFLAGS="$FLAGS -fprofile-generate -lgcov"
+[ -e flips.exe ] || exit
+echo 'Windows (2/3)'
+profile/profile.sh 'wine flips.exe'
+echo 'Windows (3/3)'
+rm flips.exe; wine mingw32-make TARGET=windows OPTFLAGS="$FLAGS -fprofile-use"
+
+#verify there are no unexpected dependencies
+objdump -p flips.exe | grep 'DLL Name' | \
+	grep -Pvi '(msvcrt|advapi32|comctl32|comdlg32|gdi32|kernel32|shell32|user32)' && \
+	echo "Invalid dependency" && exit
+
+#test cli binaries
+echo "CLI"
+make TARGET=cli DIVSUF=no
+[ -e flips ] || exit
+rm flips
+
+#echo Finishing
+#7z a floating.zip flips.exe
+#zipcrush floating.zip
+##The random numbers are the size of Lunar IPS, which I wish to stay below.
+##(Or wished a while ago, but my feature set is so much greater than Lunar that I'll accept being bigger.)
+#echo Size:    $(stat -c%s flips.exe)/96768
+#echo \(Linux:  $(stat -c%s ~/bin/flips)\)
+#echo \(Zipped: $(stat -c%s floating.zip)/59881\)
+
+#./special.sh
diff --git a/make.sh b/make.sh
index 1cb3cde..47d41dc 100755
--- a/make.sh
+++ b/make.sh
@@ -5,7 +5,16 @@
 FLAGS='-Wall -Werror -O3 -s -flto -fuse-linker-plugin -fweb -fomit-frame-pointer -fmerge-all-constants -fvisibility=hidden'
 FLAGS=$FLAGS' -fno-exceptions -fno-unwind-tables -fno-asynchronous-unwind-tables'
 FLAGS=$FLAGS' -ffunction-sections -fdata-sections -Wl,--gc-sections -fprofile-dir=obj/'
-FLAGS=$FLAGS' -Wl,-z,relro,-z,now,--as-needed,--hash-style=gnu,--relax'
+#Linux flags - they don't make sense on Windows
+#make-release.sh uses this
+LINFLAGS=' -Wl,-z,relro,-z,now,--as-needed,--hash-style=gnu,--relax'
+
+#if old profile data is present, download the new one instead
+#do it before checking for arguments, so --profile=no with old data existing doesn't do anything silly
+if [ -e profile/firefox-45.0esr.tar ]; then
+  rm profile/firefox-45.0esr.tar profile/firefox-52.0esr.tar
+  touch profile/firefox-10.0esr.tar
+fi
 
 for i in "$@"; do
 case "$i" in
@@ -26,7 +35,7 @@ case "$i" in
     profile/download.sh || exit $?
   fi
   ;;
-  *)  # unknown option
+  *)
   echo "Unknown argument $1; valid arguments are: --harden=no --harden=yes --profile=no --profile=yes"
   exit 1
   ;;
@@ -34,15 +43,14 @@ esac
 done
 
 
-#if old profile data is present, download the new one
-if [ -e profile/firefox-45.0esr.tar ]; then
-  rm profile/firefox-45.0esr.tar profile/firefox-52.0esr.tar
-  touch profile/firefox-10.0esr.tar
-fi
-
 if [ ! -e profile/choice ]; then
   while true; do
-    read -p "Do you wish to use profile-guided optimization? This will download 40MB data from the internet and use 90MB disk space, and 800MB RAM during compilation. (y/n)" yn || exit $?
+    #              1         2         3         4         5         6         7         8
+    #     12345678901234567890123456789012345678901234567890123456789012345678901234567890
+    echo "Do you wish to use profile-guided optimization? This will download 40MB"
+    echo "data from the internet and use 90MB disk space, and use 800MB RAM during"
+    echo "compilation. The result is typically 2% faster."
+    read -p "(y/n)" yn || exit $?
     case $yn in
       [Yy]*) profile/download.sh || exit $?; break;;
       [Nn]*) echo n > profile/choice; break;;
@@ -56,54 +64,16 @@ if [ -e profile/firefox-10.0esr.tar ]; then
   profile/download.sh || exit $?
 fi
 
-#clean up
 rm flips flips.exe floating.zip obj/*
 
-##create windows binary
-#echo 'Windows/Resource (Wine warmup)'
-#mingwver 5.3
-#wine windres flips.rc rc.o
-#
-#echo 'Windows (1/3)'
-#rm flips.exe; wine mingw32-make TARGET=windows OPTFLAGS="$FLAGS -fprofile-generate -lgcov"
-#[ -e flips.exe ] || exit
-#echo 'Windows (2/3)'
-#profile/profile.sh 'wine flips.exe'
-#echo 'Windows (3/3)'
-#rm flips.exe; wine mingw32-make TARGET=windows OPTFLAGS="$FLAGS -fprofile-use"
-#
-##verify there are no unexpected dependencies
-#objdump -p flips.exe | grep 'DLL Name' | \
-#	grep -Pvi '(msvcrt|advapi32|comctl32|comdlg32|gdi32|kernel32|shell32|user32)' && \
-#	echo "Invalid dependency" && exit
-#
-##test cli binaries
-#echo CLI
-#rm flips; make TARGET=cli DIVSUF=no
-#[ -e flips ] || exit
-
-#create linux binary
 if [ -e profile/firefox-10.0esr.tar ]; then
 echo 'GTK+ (1/3)'
-rm flips; TARGET=gtk make OPTFLAGS="$FLAGS -fprofile-generate -lgcov" || exit $?
+rm obj/* flips; TARGET=gtk make OPTFLAGS="$FLAGS$LINFLAGS -fprofile-generate -lgcov" || exit $?
 [ -e flips ] || exit 1
 echo 'GTK+ (2/3)'
 profile/profile.sh ./flips
 echo 'GTK+ (3/3)'
-rm flips; TARGET=gtk make OPTFLAGS="$FLAGS -fprofile-use"
-#mv flips '~/bin/flips'
+rm flips; TARGET=gtk make OPTFLAGS="$FLAGS$LINFLAGS -fprofile-use"
 else
-rm flips; TARGET=gtk make OPTFLAGS="$FLAGS" || exit $?
+rm flips; TARGET=gtk make OPTFLAGS="$FLAGS$LINFLAGS" || exit $?
 fi
-
-#echo Finishing
-##compress source 
-#7z a floating.zip flips.exe
-#zipcrush floating.zip
-#echo Size:    $(stat -c%s flips.exe)/96768
-#echo \(Linux:  $(stat -c%s ~/bin/flips)\)
-#echo \(Zipped: $(stat -c%s floating.zip)/59881\)
-#
-#./special.sh
-#
-#rm src.zip boring.zip