ios build issues

[NGourish]

/Library/Frameworks/Mono.framework/External/xbuild/Xamarin/iOS/Xamarin.iOS.Common.targets(3,3): Error MSB6006: "mtouch" exited with code 134. (MSB6006) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _FormatMessageW. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _RegCloseKey. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _RegEnumKeyExW. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _RegOpenKeyExW. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _RegQueryInfoKeyW. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5210: Native linking failed, undefined symbol: _RegQueryValueExW. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/MTOUCH: Error MT5201: Native linking failed. Please review the build log and the user flags provided to gcc: -ObjC -ObjC -ObjC -lc++ -lz (MT5201) (UMA.iOS)

/Users/gagandeepsingh/umamobileui/UMA/UMA.iOS/clang: Error: linker command failed with exit code 1 (use -v to see invocation) (UMA.iOS)