diff --git a/Sources/TSCBasic/Process/Process.swift b/Sources/TSCBasic/Process/Process.swift
index bd946b88..2d0c8d72 100644
--- a/Sources/TSCBasic/Process/Process.swift
+++ b/Sources/TSCBasic/Process/Process.swift
@@ -742,7 +742,7 @@ public final class Process {
         }
         let argv = CStringArray(resolvedArgs)
         let env = CStringArray(environment.map({ "\($0.0)=\($0.1)" }))
-        let rv = posix_spawnp(&processID, argv.cArray[0]!, &fileActions, &attributes, argv.cArray, env.cArray)
+        let rv = SPM_posix_spawnp(&processID, argv.cArray[0]!, &fileActions, &attributes, argv.cArray, env.cArray)
 
         guard rv == 0 else {
             throw SystemError.posix_spawn(rv, arguments)
diff --git a/Sources/TSCclibc/include/process.h b/Sources/TSCclibc/include/process.h
index 08c57f37..2b9960ec 100644
--- a/Sources/TSCclibc/include/process.h
+++ b/Sources/TSCclibc/include/process.h
@@ -18,6 +18,8 @@ int SPM_posix_spawn_file_actions_addchdir_np(posix_spawn_file_actions_t *restric
 // Runtime check for the availability of posix_spawn_file_actions_addchdir_np. Returns 0 if the method is available, -1 if not.
 bool SPM_posix_spawn_file_actions_addchdir_np_supported();
 
+int SPM_posix_spawnp(pid_t *pid, const char *file, const posix_spawn_file_actions_t *actions, const posix_spawnattr_t *attr, char *const argv[], char *const env[]);
+
 #ifdef TSC_API_UNAVAILABLE_DEFINED
 #undef TSC_API_UNAVAILABLE_DEFINED
 #undef __API_UNAVAILABLE
diff --git a/Sources/TSCclibc/process.c b/Sources/TSCclibc/process.c
index d6ac2a06..03c94015 100644
--- a/Sources/TSCclibc/process.c
+++ b/Sources/TSCclibc/process.c
@@ -52,4 +52,8 @@ bool SPM_posix_spawn_file_actions_addchdir_np_supported() {
 #endif
 }
 
+int SPM_posix_spawnp(pid_t *pid, const char *file, const posix_spawn_file_actions_t *actions, const posix_spawnattr_t *attr, char *const argv[], char *const env[]) {
+    return posix_spawnp(pid, file, actions, attr, argv, env);
+}
+
 #endif