extras/ios: fix compilation with latest xcode releases

(cherry picked from commit 5027938fb4965bca2d3e11ad1c17ca7aecaed258)

extras/package/ios/build.sh

@@ -150,12 +150,8 @@ else
 export CFLAGS="${CFLAGS} -miphoneos-version-min=${SIXTYFOURBIT_SDK_MIN}"
 fi
 else
-if [ "$ARCH" != "x86_64" ]; then
-export CFLAGS="${CFLAGS} -miphoneos-version-min=${SDK_MIN}"
-else
 export CFLAGS="${CFLAGS} -miphoneos-version-min=${SIXTYFOURBIT_SDK_MIN}"
 fi
-fi
 
 export CXXFLAGS="${CFLAGS} -stdlib=libstdc++"
 
@@ -189,16 +185,10 @@ fi
 else
     EXTRA_CFLAGS="-arch ${ARCH}"
     EXTRA_LDFLAGS="-arch ${ARCH}"
-if [ "$ARCH" != "x86_64" ]; then
-    EXTRA_CFLAGS+=" -miphoneos-version-min=${SDK_MIN}"
-    EXTRA_LDFLAGS+=" -miphoneos-version-min=${SDK_MIN}"
-    export LDFLAGS="${LDFLAGS} -miphoneos-version-min=${SDK_MIN}"
-else
     EXTRA_CFLAGS+=" -miphoneos-version-min=${SIXTYFOURBIT_SDK_MIN}"
     EXTRA_LDFLAGS+=" -miphoneos-version-min=${SIXTYFOURBIT_SDK_MIN}"
     export LDFLAGS="${LDFLAGS} -miphoneos-version-min=${SIXTYFOURBIT_SDK_MIN}"
 fi
-fi
 
 
 info "LD FLAGS SELECTED = '${LDFLAGS}'"