Expect OpenSSL on Apple starting with curl 8.15 (#277)

* Expect OpenSSL on Apple starting with curl 8.15

* Correct module name

* Use built-in function to get curl version

---------

Co-authored-by: Mosè Giordano <[email protected]>

Author: eschnett

test/runtests.jl

@@ -4,7 +4,12 @@ include("setup.jl")
     @testset "libcurl configuration" begin
         julia = "$(VERSION.major).$(VERSION.minor)"
         @test Curl.USER_AGENT == "curl/$(Curl.CURL_VERSION) julia/$julia"
-        @test Curl.SYSTEM_SSL == Sys.iswindows() | Sys.isapple()
+        if Curl.CURL_VERSION < v"8.15"
+            @test Curl.SYSTEM_SSL == Sys.iswindows() | Sys.isapple()
+        else
+            # Starting with curl 8.15 we use OpenSSL on Apple platforms
+            @test Curl.SYSTEM_SSL == Sys.iswindows()
+        end
     end
 
     @testset "API coverage" begin