Remove ld flags

https://stackoverflow.com/a/31716483/29851

Author: karbassi

SelfControl.xcodeproj/project.pbxproj

@@ -4465,6 +4465,14 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
+				OTHER_LDFLAGS = (
+					"$(inherited)",
+					"-ObjC",
+					"-l\"c++\"",
+					"-l\"z\"",
+					"-framework",
+					"\"Foundation\"",
+				);
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -4501,6 +4509,14 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				MTL_ENABLE_DEBUG_INFO = NO;
+				OTHER_LDFLAGS = (
+					"$(inherited)",
+					"-ObjC",
+					"-l\"c++\"",
+					"-l\"z\"",
+					"-framework",
+					"\"Foundation\"",
+				);
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE = "";
 				PROVISIONING_PROFILE_SPECIFIER = "";