fix fork debug printf() calls

The fork (create new process) related debugging messages rely on an
undocumented env var and use `printf()` rather than `debug()`. There are
also errors in how the fork count is tracked that this fixes.

Fixes #2995

1 files changed, 0 insertions, 2 deletions

diff --git a/src/env.h b/src/env.h
index 682cf88d..e758a594 100644
--- a/src/env.h
+++ b/src/env.h
@@ -193,9 +193,7 @@ class env_vars_snapshot_t {
     static const wchar_t *const completing_keys[];
 };
 
-extern bool g_log_forks;
 extern int g_fork_count;
-
 extern bool g_use_posix_spawn;
 
 /// A variable entry. Stores the value of a variable and whether it should be exported.