Add MacCatalyst target

Author: asavva-2016

Makefile

@@ -4,32 +4,38 @@
 # - iOS             - build everything for iOS
 # - tvOS            - build everything for tvOS
 # - watchOS         - build everything for watchOS
+# - MacCatalyst     - build everything for MacCatalyst
 # - BZip2           - build BZip2 for all platforms
 # - BZip2-iOS       - build BZip2 for iOS
 # - BZip2-tvOS      - build BZip2 for tvOS
 # - BZip2-watchOS   - build BZip2 for watchOS
+# - BZip2-MacCatalyst   - build BZip2 for MacCatalyst
 # - XZ              - build XZ for all platforms
 # - XZ-iOS          - build XZ for iOS
 # - XZ-tvOS         - build XZ for tvOS
 # - XZ-watchOS      - build XZ for watchOS
+# - XZ-MacCatalyst      - build XZ for MacCatalyst
 # - OpenSSL         - build OpenSSL for all platforms
 # - OpenSSL-iOS     - build OpenSSL for iOS
 # - OpenSSL-tvOS    - build OpenSSL for tvOS
 # - OpenSSL-watchOS - build OpenSSL for watchOS
+# - OpenSSL-MacCatalyst - build OpenSSL for MacCatalyst
 # - mpdecimal         - build mpdecimal for all platforms
 # - mpdecimal-iOS     - build mpdecimal for iOS
 # - mpdecimal-tvOS    - build mpdecimal for tvOS
 # - mpdecimal-watchOS - build mpdecimal for watchOS
+# - mpdecimal-MacCatalyst - build mpdecimal for MacCatalyst
 # - libFFI-iOS      - build libFFI for iOS
 # - libFFI-tvOS     - build libFFI for tvOS
 # - libFFI-watchOS  - build libFFI for watchOS
+# - libFFI-MacCatalyst  - build libFFI for MacCatalyst
 
 # Current directory
 PROJECT_DIR=$(shell pwd)
 
 # Supported OS and products
 PRODUCTS=BZip2 XZ OpenSSL libFFI
-OS_LIST=iOS tvOS watchOS
+OS_LIST=iOS tvOS watchOS MacCatalyst
 
 # The versions to compile by default.
 # In practice, these should be
@@ -57,10 +63,15 @@ LIBFFI_VERSION=3.4.7
 CURL_FLAGS=--disable --fail --location --create-dirs --progress-bar
 
 # iOS targets
-TARGETS-iOS=iphonesimulator.x86_64 iphonesimulator.arm64 iphoneos.arm64 maccatalyst.x86_64 maccatalyst.arm64
-VERSION_MIN-iOS=14.2
+TARGETS-iOS=iphonesimulator.x86_64 iphonesimulator.arm64 iphoneos.arm64
+VERSION_MIN-iOS=13.0
 CFLAGS-iOS=-mios-version-min=$(VERSION_MIN-iOS)
 
+# MacCatalyst targets
+TARGETS-MacCatalyst=maccatalyst.x86_64 maccatalyst.arm64
+VERSION_MIN-MacCatalyst=14.2
+CFLAGS-MacCatalyst=-mios-version-min=$(VERSION_MIN-MacCatalyst)
+
 # tvOS targets
 TARGETS-tvOS=appletvsimulator.x86_64 appletvsimulator.arm64 appletvos.arm64
 VERSION_MIN-tvOS=9.0