Building OpenSSL for iOS (iPhone/iPad)

CC= /Applications/Xcode.app/Contents/Developer/usr/bin/gcc -arch i386
CFLAG= -DOPENSSL_THREADS -pthread -D_THREAD_SAFE -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -O3 -fomit-frame-pointer -Wall -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk

参考:

http://x2on.de/2010/07/13/tutorial-iphone-app-with-compiled-openssl-1-0-0a-library/

http://stackoverflow.com/questions/21791050/ld-building-for-ios-simulator-but-linking-against-dylib-built-for-macosx-file

http://stackoverflow.com/questions/18682267/cmake-ld-building-for-macosx-but-linking-against-dylib-built-for-ios-simulator