diff --git a/mac_build/buildcurl.sh b/mac_build/buildcurl.sh
index e1c8182bea..65ef498657 100644
--- a/mac_build/buildcurl.sh
+++ b/mac_build/buildcurl.sh
@@ -47,8 +47,8 @@ export LDFLAGS="-arch ppc"
 export CFLAGS="-arch ppc"
 export SDKROOT="/Developer/SDKs/MacOSX10.3.9.sdk"
 
-## ./configure --enable-shared=NO --host=ppc --build=ppc
-./configure --enable-shared=NO --host=ppc --build=ppc CPPFLAGS="-arch ppc -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"
+## ./configure --enable-shared=NO --host=ppc
+./configure --enable-shared=NO --host=ppc CPPFLAGS="-arch ppc -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"
 if [  $? -ne 0 ]; then exit 1; fi
 
 make clean
@@ -73,7 +73,7 @@ export CPPFLAGS=""
 export CFLAGS=""
 export SDKROOT="/Developer/SDKs/MacOSX10.4u.sdk"
 
-./configure --enable-shared=NO --host=i386 --build=i386
+./configure --enable-shared=NO --host=i386
 if [  $? -ne 0 ]; then exit 1; fi
 
 export LDFLAGS="-isysroot /Developer/SDKs/MacOSX10.4u.sdk -arch i386"