compat/unsetenv.c: Fix a sparse warning

diff --git a/run-command.h b/run-command.h
index 44f7d2bd42ddcf2d65722b7e54bea69645d167a2..221ce331405933f6f097b7e2b51401b70097e4e2 100644 (file)
--- a/run-command.h
+++ b/run-command.h
@@ -39,13 +39,13 @@ struct child_process {
        unsigned stdout_to_stderr:1;
        unsigned use_shell:1;
        unsigned clean_on_exit:1;
-       void (*preexec_cb)(void);
 };
 
 int start_command(struct child_process *);
 int finish_command(struct child_process *);
 int run_command(struct child_process *);
 
+extern char *find_hook(const char *name);
 extern int run_hook(const char *index_file, const char *name, ...);
 
 #define RUN_COMMAND_NO_STDIN 1