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-rw-r--r--libc/stdlib/unix_grantpt.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libc/stdlib/unix_grantpt.c b/libc/stdlib/unix_grantpt.c
index eb6ce0b35..c8d70ad64 100644
--- a/libc/stdlib/unix_grantpt.c
+++ b/libc/stdlib/unix_grantpt.c
@@ -140,7 +140,11 @@ grantpt (int fd)
/* We have to use the helper program. */
helper:
+#ifdef __UCLIBC_HAS_MMU__
pid = fork ();
+#else
+ pid = vfork ();
+#endif
if (pid == -1)
goto cleanup;
else if (pid == 0)