libc: Add RC_ERRNO to more syscalls

This is very inconstant at the moment

1 files changed, 3 insertions, 3 deletions

diff --git a/userland/libc/libc.c b/userland/libc/libc.c
index f1b6bdf..52a8f3f 100644
--- a/userland/libc/libc.c
+++ b/userland/libc/libc.c
@@ -217,15 +217,15 @@ int dup2(int org_fd, int new_fd) {
 }
 
 int fork(void) {
-  return s_syscall(SYS_FORK);
+  RC_ERRNO(s_syscall(SYS_FORK));
 }
 
 int brk(void *addr) {
-  return syscall(SYS_BRK, addr, 0, 0, 0, 0);
+  RC_ERRNO(syscall(SYS_BRK, addr, 0, 0, 0, 0));
 }
 
 void *sbrk(intptr_t increment) {
-  return (void *)syscall(SYS_SBRK, (void *)increment, 0, 0, 0, 0);
+  RC_ERRNO(syscall(SYS_SBRK, (void *)increment, 0, 0, 0, 0));
 }
 
 int poll(struct pollfd *fds, size_t nfds, int timeout) {