diff --git a/contrib/generate_precompile.jl b/contrib/generate_precompile.jl
index 36b1b567f15a7..001b7972d9b97 100644
--- a/contrib/generate_precompile.jl
+++ b/contrib/generate_precompile.jl
@@ -86,7 +86,7 @@ function generate_precompile_statements()
 
     mktemp() do precompile_file, precompile_file_h
         # Run a repl process and replay our script
-        pty_slave, pty_master = open_fake_pty()
+        pts, ptm = open_fake_pty()
         blackhole = Sys.isunix() ? "/dev/null" : "nul"
         if have_repl
             cmdargs = ```--color=yes
@@ -104,25 +104,25 @@ function generate_precompile_statements()
                    --cpu-target=native --startup-file=no --color=yes
                    -e 'import REPL; REPL.Terminals.is_precompiling[] = true'
                    -i $cmdargs```,
-                pty_slave, pty_slave, pty_slave; wait=false)
+                   pts, pts, pts; wait=false)
         end
-        Base.close_stdio(pty_slave)
-        # Prepare a background process to copy output from process until `pty_slave` is closed
+        Base.close_stdio(pts)
+        # Prepare a background process to copy output from process until `pts` is closed
         output_copy = Base.BufferStream()
         tee = @async try
-            while !eof(pty_master)
-                l = readavailable(pty_master)
+            while !eof(ptm)
+                l = readavailable(ptm)
                 write(debug_output, l)
                 Sys.iswindows() && (sleep(0.1); yield(); yield()) # workaround hang - probably a libuv issue?
                 write(output_copy, l)
             end
             close(output_copy)
-            close(pty_master)
+            close(ptm)
         catch ex
             close(output_copy)
-            close(pty_master)
+            close(ptm)
             if !(ex isa Base.IOError && ex.code == Base.UV_EIO)
-                rethrow() # ignore EIO on pty_master after pty_slave dies
+                rethrow() # ignore EIO on ptm after pts dies
             end
         end
         # wait for the definitive prompt before start writing to the TTY
@@ -141,7 +141,7 @@ function generate_precompile_statements()
                 bytesavailable(output_copy) > 0 && readavailable(output_copy)
                 # push our input
                 write(debug_output, "\n#### inputting statement: ####\n$(repr(l))\n####\n")
-                write(pty_master, l, "\n")
+                write(ptm, l, "\n")
                 readuntil(output_copy, "\n")
                 # wait for the next prompt-like to appear
                 # NOTE: this is rather innaccurate because the Pkg REPL mode is a special flower
@@ -150,10 +150,10 @@ function generate_precompile_statements()
             end
             println()
         end
-        write(pty_master, "exit()\n")
+        write(ptm, "exit()\n")
         wait(tee)
         success(p) || Base.pipeline_error(p)
-        close(pty_master)
+        close(ptm)
         write(debug_output, "\n#### FINISHED ####\n")
 
         # Extract the precompile statements from the precompile file
diff --git a/stdlib/LibGit2/test/libgit2.jl b/stdlib/LibGit2/test/libgit2.jl
index 65b8f6b9e26c2..0078d18979745 100644
--- a/stdlib/LibGit2/test/libgit2.jl
+++ b/stdlib/LibGit2/test/libgit2.jl
@@ -47,9 +47,9 @@ function challenge_prompt(cmd::Cmd, challenges; timeout::Integer=60, debug::Bool
         return "Process output found:\n\"\"\"\n$str\n\"\"\""
     end
     out = IOBuffer()
-    with_fake_pty() do pty_slave, pty_master
-        p = run(detach(cmd), pty_slave, pty_slave, pty_slave, wait=false)
-        Base.close_stdio(pty_slave)
+    with_fake_pty() do pts, ptm
+        p = run(detach(cmd), pts, pts, pts, wait=false)
+        Base.close_stdio(pts)
 
         # Kill the process if it takes too long. Typically occurs when process is waiting
         # for input.
@@ -79,17 +79,17 @@ function challenge_prompt(cmd::Cmd, challenges; timeout::Integer=60, debug::Bool
         end
 
         for (challenge, response) in challenges
-            write(out, readuntil(pty_master, challenge, keep=true))
-            if !isopen(pty_master)
+            write(out, readuntil(ptm, challenge, keep=true))
+            if !isopen(ptm)
                 error("Could not locate challenge: \"$challenge\". ",
                       format_output(out))
             end
-            write(pty_master, response)
+            write(ptm, response)
         end
 
-        # Capture output from process until `pty_slave` is closed
+        # Capture output from process until `pts` is closed
         try
-            write(out, pty_master)
+            write(out, ptm)
         catch ex
             if !(ex isa Base.IOError && ex.code == Base.UV_EIO)
                 rethrow() # ignore EIO from master after slave dies
@@ -97,7 +97,7 @@ function challenge_prompt(cmd::Cmd, challenges; timeout::Integer=60, debug::Bool
         end
 
         status = fetch(timer)
-        close(pty_master)
+        close(ptm)
         if status != :success
             if status == :timeout
                 error("Process timed out possibly waiting for a response. ",
diff --git a/stdlib/REPL/test/repl.jl b/stdlib/REPL/test/repl.jl
index 57b0be33c823f..d785a8f9c2428 100644
--- a/stdlib/REPL/test/repl.jl
+++ b/stdlib/REPL/test/repl.jl
@@ -768,43 +768,43 @@ Base.exit_on_sigint(true)
 
 let exename = Base.julia_cmd()
     # Test REPL in dumb mode
-    with_fake_pty() do pty_slave, pty_master
+    with_fake_pty() do pts, ptm
         nENV = copy(ENV)
         nENV["TERM"] = "dumb"
-        p = run(detach(setenv(`$exename --startup-file=no -q`, nENV)), pty_slave, pty_slave, pty_slave, wait=false)
-        Base.close_stdio(pty_slave)
-        output = readuntil(pty_master, "julia> ", keep=true)
+        p = run(detach(setenv(`$exename --startup-file=no -q`, nENV)), pts, pts, pts, wait=false)
+        Base.close_stdio(pts)
+        output = readuntil(ptm, "julia> ", keep=true)
         if ccall(:jl_running_on_valgrind, Cint,()) == 0
             # If --trace-children=yes is passed to valgrind, we will get a
             # valgrind banner here, not just the prompt.
             @test output == "julia> "
         end
-        write(pty_master, "1\nexit()\n")
+        write(ptm, "1\nexit()\n")
 
-        output = readuntil(pty_master, ' ', keep=true)
+        output = readuntil(ptm, ' ', keep=true)
         if Sys.iswindows()
 	    # Our fake pty is actually a pipe, and thus lacks the input echo feature of posix
             @test output == "1\n\njulia> "
         else
             @test output == "1\r\nexit()\r\n1\r\n\r\njulia> "
         end
-        @test bytesavailable(pty_master) == 0
+        @test bytesavailable(ptm) == 0
         @test if Sys.iswindows() || Sys.isbsd()
-                eof(pty_master)
+                eof(ptm)
             else
                 # Some platforms (such as linux) report EIO instead of EOF
                 # possibly consume child-exited notification
                 # for example, see discussion in https://bugs.python.org/issue5380
                 try
-                    eof(pty_master) && !Sys.islinux()
+                    eof(ptm) && !Sys.islinux()
                 catch ex
                     (ex isa Base.IOError && ex.code == Base.UV_EIO) || rethrow()
-                    @test_throws ex eof(pty_master) # make sure the error is sticky
-                    pty_master.readerror = nothing
-                    eof(pty_master)
+                    @test_throws ex eof(ptm) # make sure the error is sticky
+                    ptm.readerror = nothing
+                    eof(ptm)
                 end
             end
-        @test read(pty_master, String) == ""
+        @test read(ptm, String) == ""
         wait(p)
     end
 
diff --git a/test/testhelpers/FakePTYs.jl b/test/testhelpers/FakePTYs.jl
index a79f64d25c2bc..f659c59ca22ca 100644
--- a/test/testhelpers/FakePTYs.jl
+++ b/test/testhelpers/FakePTYs.jl
@@ -16,25 +16,25 @@ function open_fake_pty()
         pid = string(getpid(), base=16, pad=16)
         pipename = """\\\\?\\pipe\\cygwin-$pid-pty10-abcdefg"""
         server = listen(pipename)
-        pty_slave = connect(pipename)
-        @assert ccall(:jl_ispty, Cint, (Ptr{Cvoid},), pty_slave.handle) == 1
-        pty_master = accept(server)
+        pts = connect(pipename)
+        @assert ccall(:jl_ispty, Cint, (Ptr{Cvoid},), pts.handle) == 1
+        ptm = accept(server)
         close(server)
         # extract just the file descriptor
-        fds = Libc.dup(Base._fd(pty_slave))
-        close(pty_slave)
-        pty_slave = fds
-        # convert pty_slave handle to a TTY
-        #fds = pty_slave.handle
-        #pty_slave.status = Base.StatusClosed
-        #pty_slave.handle = C_NULL
-        #pty_slave = Base.TTY(fds, Base.StatusOpen)
+        fds = Libc.dup(Base._fd(pts))
+        close(pts)
+        pts = fds
+        # convert pts handle to a TTY
+        #fds = pts.handle
+        #pts.status = Base.StatusClosed
+        #pts.handle = C_NULL
+        #pts = Base.TTY(fds, Base.StatusOpen)
     else
         O_RDWR = Base.Filesystem.JL_O_RDWR
         O_NOCTTY = Base.Filesystem.JL_O_NOCTTY
 
         fdm = ccall(:posix_openpt, Cint, (Cint,), O_RDWR | O_NOCTTY)
-        fdm == -1 && error("Failed to open pty_master")
+        fdm == -1 && error("Failed to open ptm")
         rc = ccall(:grantpt, Cint, (Cint,), fdm)
         rc != 0 && error("grantpt failed")
         rc = ccall(:unlockpt, Cint, (Cint,), fdm)
@@ -43,21 +43,21 @@ function open_fake_pty()
         fds = ccall(:open, Cint, (Ptr{UInt8}, Cint),
             ccall(:ptsname, Ptr{UInt8}, (Cint,), fdm), O_RDWR | O_NOCTTY)
 
-        pty_slave = RawFD(fds)
-        # pty_slave = fdio(fds, true)
-        # pty_slave = Base.Filesystem.File(RawFD(fds))
-        # pty_slave = Base.TTY(RawFD(fds); readable = false)
-        pty_master = Base.TTY(RawFD(fdm))
+            pts = RawFD(fds)
+        # pts = fdio(fds, true)
+        # pts = Base.Filesystem.File(RawFD(fds))
+        # pts = Base.TTY(RawFD(fds); readable = false)
+        ptm = Base.TTY(RawFD(fdm))
     end
-    return pty_slave, pty_master
+    return pts, ptm
 end
 
 function with_fake_pty(f)
-    pty_slave, pty_master = open_fake_pty()
+    pts, ptm = open_fake_pty()
     try
-        f(pty_slave, pty_master)
+        f(pts, ptm)
     finally
-        close(pty_master)
+        close(ptm)
     end
     nothing
 end