1 files changed, 1 insertions, 1 deletions

diff --git a/libbb/setup_environment.c b/libbb/setup_environment.c
index 6e3575cf9..04e333fed 100644
--- a/libbb/setup_environment.c
+++ b/libbb/setup_environment.c
@@ -30,7 +30,7 @@
 
 #include "libbb.h"
 
-void setup_environment(const char *shell, int clear_env, int change_env, const struct passwd *pw)
+void FAST_FUNC setup_environment(const char *shell, int clear_env, int change_env, const struct passwd *pw)
 {
         if (clear_env) {
                 const char *term;