diff --git a/mac_build/buildcurl.sh b/mac_build/buildcurl.sh
index 73a73304d9..89e7565014 100644
--- a/mac_build/buildcurl.sh
+++ b/mac_build/buildcurl.sh
@@ -47,7 +47,6 @@ export CPPFLAGS=""
 ./configure --enable-shared=NO --host=i386 --build=i386
 if [  $? -ne 0 ]; then exit 1; fi
 
-## export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk -arch i386"
 export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386"
 export CPPFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386"
 
diff --git a/mac_build/buildjpeg.sh b/mac_build/buildjpeg.sh
index 70e6d8518c..3cc28f074d 100644
--- a/mac_build/buildjpeg.sh
+++ b/mac_build/buildjpeg.sh
@@ -22,13 +22,10 @@ fi
 ## cd [path]/jpeg-6b/
 export PATH=/usr/local/bin:$PATH
 export CC=/usr/bin/gcc-3.3;export CXX=/usr/bin/g++-3.3
-## ./configure --disable-shared --host=ppc --build=ppc
 ./configure --disable-shared --host=ppc
 if [  $? -ne 0 ]; then exit 1; fi
 
 export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.3.9.sdk -Wl,-syslibroot,/Developer/SDKs/MacOSX10.3.9.sdk"
-## export CPPFLAGS="-isysroot /Developer/SDKs/MacOSX10.3.9.sdk"
-## export CPPFLAGS="-isysroot /Developer/SDKs/MacOSX10.3.9.sdk -arch ppc"
 export CPPFLAGS="-I/Developer/SDKs/MacOSX10.3.9.sdk/Developer/Headers/FlatCarbon -I/Developer/SDKs/MacOSX10.3.9.sdk/usr/include -isystem /Developer/SDKs/MacOSX10.3.9.sdk/usr/include/gcc/darwin/3.3 -I/Developer/SDKs/MacOSX10.3.9.sdk/usr/include/gcc/darwin/3.3/c++ -I/Developer/SDKs/MacOSX10.3.9.sdk/usr/include/gcc/darwin/3.3/c++/ppc-darwin -isystem /Developer/SDKs/MacOSX10.3.9.sdk/usr/include"
 
 rm -f libjpeg_ppc.a
@@ -47,11 +44,9 @@ export PATH=/usr/local/bin:$PATH
 export CC=/usr/bin/gcc-4.0;export CXX=/usr/bin/g++-4.0
 export LDFLAGS=""
 export CPPFLAGS=""
-##./configure --disable-shared --host=i386 --build=i386
 ./configure --disable-shared --host=i386
 if [  $? -ne 0 ]; then exit 1; fi
 
-## export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk -arch i386"
 export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386"
 export CPPFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386"