diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..093ff17
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+# git add --renormalize .
+*.sh text eol=lf
diff --git a/detect_os.sh b/detect_os.sh
index 2264723..6aeca22 100644
--- a/detect_os.sh
+++ b/detect_os.sh
@@ -1,46 +1,46 @@
-!/usr/bin/env bash
-
-nclude "cbuild/myprint.sh"
-
-unction detect_os {
-   local uname_result="$(uname -o)"
-   # myprint "uname result: '$uname_result'"
-   case "$uname_result" in
-       Msys | Cygwin | MS/Windows)
-           safeprint WINDOWS
-           ;;
-       Linux | GNU/Linux | Android)
-           safeprint LINUX
-           ;;
-       FreeBSD)
-           safeprint FREEBSD
-           ;;
-       Darwin)
-           safeprint MACOS
-           ;;
-       *)
-           error "unknown operating system: $uname_result"
-           ;;
-   esac
-
-
-unction detect_arch {
-   local uname_result="$(uname -m)"
-   case "$uname_result" in
-       arm | arm32 | armhf | aarch32)
-           safeprint arm32
-           ;;
-       arm64 | aarch64 | aarch64_be | armv8b | armv8l)
-           safeprint arm64
-           ;;
-       x86 | i386 | i486 | i686)
-           safeprint x86
-           ;;
-       x64 | x86_64 | amd64)
-           safeprint x64
-           ;;
-       *)
-           error "unknown CPU architecture: $uname_result"
-           ;;
-   esac
-
+usr/bin/env bash
+
+lude "cbuild/myprint.sh"
+
+ction detect_os {
+ local uname_result="$(uname -o)"
+ # myprint "uname result: '$uname_result'"
+ case "$uname_result" in
+     Msys | Cygwin | MS/Windows)
+         safeprint WINDOWS
+         ;;
+     Linux | GNU/Linux | Android)
+         safeprint LINUX
+         ;;
+     FreeBSD)
+         safeprint FREEBSD
+         ;;
+     Darwin)
+         safeprint MACOS
+         ;;
+     *)
+         error "unknown operating system: $uname_result"
+         ;;
+ esac
+
+
+ction detect_arch {
+ local uname_result="$(uname -m)"
+ case "$uname_result" in
+     arm | arm32 | armhf | aarch32)
+         safeprint arm32
+         ;;
+     arm64 | aarch64 | aarch64_be | armv8b | armv8l)
+         safeprint arm64
+         ;;
+     x86 | i386 | i486 | i686)
+         safeprint x86
+         ;;
+     x64 | x86_64 | amd64)
+         safeprint x64
+         ;;
+     *)
+         error "unknown CPU architecture: $uname_result"
+         ;;
+ esac
+