Register mkfifo in jcode static builds

ober

540fd686e65c0af317405a5728a444d12caef391

diff --git a/build-jcode-cross.ss b/build-jcode-cross.ss
index 33bdd4d..03b1b53 100644
--- a/build-jcode-cross.ss
+++ b/build-jcode-cross.ss
@@ -351,8 +351,8 @@
     "setenv" "unsetenv" "strerror" "localtime" "strftime"
     "sysconf" "getpagesize" "getrlimit"
     "system" "getenv" "putenv" "_exit" "exit" "execvp" "execve"
-    ;; temporary files/directories — std/os/temp
-    "mkstemp" "mkdtemp" "unlink" "rmdir"
+    ;; temporary files/directories and FIFOs — std/os/temp, std/os/posix
+    "mkstemp" "mkdtemp" "mkfifo" "unlink" "rmdir"
     ;; errno location + Linux sandboxing
     "__errno_location" "fcntl" "prctl" "syscall"))
 
diff --git a/build-jcode-freebsd-cross.ss b/build-jcode-freebsd-cross.ss
index bb02a51..9693511 100644
--- a/build-jcode-freebsd-cross.ss
+++ b/build-jcode-freebsd-cross.ss
@@ -340,6 +340,8 @@
     "setenv" "unsetenv" "strerror" "localtime" "strftime"
     "sysconf" "getpagesize" "getrlimit"
     "system" "getenv" "putenv" "_exit" "execvp" "execve"
+    ;; FIFOs — std/os/posix
+    "mkfifo"
     "fcntl"))
 
 (define main-c-path (string-append output "-main.c"))
diff --git a/build-jcode-musl.ss b/build-jcode-musl.ss
index a7ae641..71ccdef 100644
--- a/build-jcode-musl.ss
+++ b/build-jcode-musl.ss
@@ -218,8 +218,8 @@
     "setenv" "unsetenv" "strerror" "localtime" "strftime"
     "sysconf" "getpagesize" "getrlimit"
     "system" "getenv" "putenv" "_exit" "exit" "execvp" "execve"
-    ;; temporary files/directories — std/os/temp
-    "mkstemp" "mkdtemp" "unlink" "rmdir"
+    ;; temporary files/directories and FIFOs — std/os/temp, std/os/posix
+    "mkstemp" "mkdtemp" "mkfifo" "unlink" "rmdir"
     ;; errno location + Linux sandboxing
     "__errno_location" "fcntl" "prctl" "syscall"))
 
diff --git a/support/ffi-symbols.list b/support/ffi-symbols.list
index e724e77..65e1dd2 100644
--- a/support/ffi-symbols.list
+++ b/support/ffi-symbols.list
@@ -89,6 +89,7 @@ ftruncate
 mmap
 munmap
 flock
+mkfifo
 usleep
 setsockopt
 read