diff --git a/build.sh b/build.sh
index 8f2f48e..686fd65 100755
--- a/build.sh
+++ b/build.sh
@@ -12,24 +12,28 @@ guess_sdk_version()
     tmp3=
     file=
     sdk=
-    sdkcount=`ls tarballs/ | grep MacOSX | wc -l`
-    sdks=`ls tarballs/ | grep MacOSX`
+    guess_sdk_version_result=
+    sdkcount=`find tarballs/ | grep MacOSX | wc -l`
     if [ $sdkcount -eq 0 ]; then
         echo no SDK found in 'tarballs/'. please see README.md
-        exit
+        exit 1
     elif [ $sdkcount -gt 1 ]; then
+        sdks=`find tarballs/ | grep MacOSX`
         for sdk in $sdks; do echo $sdk; done
         echo 'more than one MacOSX SDK tarball found. please set'
         echo 'SDK_VERSION environment variable for the one you want'
-        echo '(for example: run   SDK_VERSION=10.x build.sh   )'
+        echo '(for example: run SDK_VERSION=10.x build.sh )'
         exit 1
     else
-        sdk=$sdks # only 1
+        sdk=`find tarballs/ | grep MacOSX`
         tmp2=`echo $sdk | sed s/[^0-9.]//g`
         tmp3=`echo $tmp2 | sed s/\\\.*$//g`
         guess_sdk_version_result=$tmp3
         echo 'found SDK version' $SDK_VERSION 'at tarballs/'$sdk
     fi
+    if [ $SDK_VERSION -eq 10.4 ]; then
+        SDK_VERSION=10.4u
+    fi
     export guess_sdk_version_result
 }
 
diff --git a/tools/get_dependencies.sh b/tools/get_dependencies.sh
index 1921f30..5e546e9 100755
--- a/tools/get_dependencies.sh
+++ b/tools/get_dependencies.sh
@@ -8,13 +8,13 @@ get_fedora_deps()
 {
  yum install clang llvm-devel automake autogen libtool \
   libxml2-devel libuuid-devel openssl-devel bash patch \
-  libstdc++-static
+  libstdc++-static make
 }
 
 get_freebsd_deps()
 {
  for pkgname in llvm-devel automake autogen libtool \
-  libxml2 e2fsprogs-libuuid openssl bash; do
+  libxml2 e2fsprogs-libuuid openssl bash make; do
     echo $pkgname
     pkg install $pkgname
  done
@@ -23,26 +23,27 @@ get_freebsd_deps()
 get_netbsd_deps()
 {
  pkgin install clang llvm-devel automake autogen libtool \
-  libxml2-devel uuid-devel openssl-devel bash
+  libxml2-devel uuid-devel openssl-devel bash patch make
 }
 
 get_opensuse_deps()
 {
- zypper install clang llvm-devel automake autogen libtool \
-  libxml2-devel uuid-devel openssl-devel bash
+ zypper install llvm-clang-devel llvm-clang libclang automake autogen libtool \
+  libxml2-devel libuuid-devel openssl bash patch make
 }
 
 get_mageia_deps()
 {
  urpmi ctags
  urpmi task-c-devel task-c++-devel clang llvm-devel automake autogen libtool \
-  libxml2-dev uuid-dev openssl bash
+  libxml2-dev lib64uuid-dev openssl bash patch make
 }
 
 get_debian_deps()
 {
  for pkg in build-essential clang llvm-devel automake autogen libtool \
-  libxml2-dev uuid-dev openssl bash; do apt-get -y install $pkg;
+  libxml2-dev uuid-dev openssl bash patch make; do
+    apt-get -y install $pkg;
  done
 }