diff --git a/arch/sim/src/nuttx-names.dat b/arch/sim/src/nuttx-names.dat
index 400a591ec2..13c064b177 100644
--- a/arch/sim/src/nuttx-names.dat
+++ b/arch/sim/src/nuttx-names.dat
@@ -1,7 +1,9 @@
 _exit          NX_exit
 accept         NXaccept
 asprintf       NXasprintf
+basename       NXbasename
 calloc         NXcalloc
+chdir          NXchdir
 clearenv       NXclearenv
 clock_gettime  NXclock_gettime
 close          NXclose
@@ -22,6 +24,7 @@ fread          NXfread
 fseek          NXfseek
 fwrite         NXfwrite
 fsync          NXfsync
+ftell          NXftell
 getenv         NXgetenv
 getopt         NXgetopt
 getpid         NXgetpid
@@ -34,8 +37,10 @@ lseek          NXlseek
 mallinfo       NXmallinfo
 malloc         NXmalloc
 malloc_init    NXmalloc_init
+memcmp         NXmemcmp
 memcpy         NXmemcpy
 memset         NXmemset
+mkfifo         NXmkfifo
 mktime         NXmktime
 mq_close       NXmq_close
 mkdir          NXmkdir
@@ -59,12 +64,15 @@ pthread_mutex_unlock NXpthread_mutex_unlock
 pthread_setspecific NXpthread_setspecific
 pthread_sigmask NXpthread_sigmask
 pthread_yield  NXpthread_yield
+ptsname        NXptsname
+ptsname_r      NXptsname_r
 puts           NXputs
 read           NXread
 readdir        NXreaddir
 realloc        NXrealloc
 recv           NXrecv
 recvfrom       NXrecvfrom
+rename         NXrename
 rewinddir      NXrewinddir
 rmdir          NXrmdir
 sched_yield    NXsched_yield
@@ -80,8 +88,11 @@ setenv         NXsetenv
 setlogmask     NXsetlogmask
 setsockopt     NXsetsockopt
 sigaction      NXsigaction
+sigdelset      NXsigdelset
 sigemptyset    NXsigemptyset
+sigfillset     NXsigfillset
 sighold        NXsighold
+sigismember    NXsigismember
 sigprocmask    NXsigprocmask
 sigtimedwait   NXsigtimedwait
 sigrelse       NXsigrelse
@@ -91,7 +102,9 @@ socket         NXsocket
 sprintf        NXsprintf
 stat           NXstat
 statfs         NXstatfs
+strcat         NXstrcat
 strchr         NXstrchr
+strcmp         NXstrcmp
 strcpy         NXstrcpy
 strcspn        NXstrcspn
 strdup         NXstrdup
@@ -100,17 +113,22 @@ strlen         NXstrlen
 strncasecmp    NXstrncasecmp
 strncmp        NXstrncmp
 strncpy        NXstrncpy
+strrchr        NXstrrchr
 strtok_r       NXstrtok_r
+strtol         NXstrtol
+strtoul        NXstrtoul
 syslog         NXsyslog
 system         NXsystem
 tcgetattr      NXtcgetattr
 tcsetattr      NXtcsetattr
 umount2        NXumount2
 unlink         NXunlink
+unlockpt       NXunlockpt
+uname          NXuname
 unsetenv       NXunsetenv
 usleep         NXusleep
 vasprintf      NXvasprintf
 vfork          NXvfork
-vfprint        NXvfprint
+vfprintf       NXvfprintf
 write          NXwrite
 zmalloc        NXzmalloc