diff --git a/Sources/NIOFileSystem/Internal/System Calls/Syscall.swift b/Sources/NIOFileSystem/Internal/System Calls/Syscall.swift
index 5fcc8861c9..423dd56bb9 100644
--- a/Sources/NIOFileSystem/Internal/System Calls/Syscall.swift	
+++ b/Sources/NIOFileSystem/Internal/System Calls/Syscall.swift	
@@ -308,6 +308,7 @@ public enum Libc {
         }
     }
 
+    #if !os(Android)
     static func constr(_ name: CInt) -> Result<String, Errno> {
         var buffer = [CInterop.PlatformChar](repeating: 0, count: 128)
 
@@ -331,6 +332,7 @@ public enum Libc {
             }
         } while true
     }
+    #endif
 
     static func ftsOpen(_ path: FilePath, options: FTSOpenOptions) -> Result<CInterop.FTSPointer, Errno> {
         // 'fts_open' needs an unsafe mutable pointer to the C-string, `FilePath` doesn't offer this
diff --git a/Sources/NIOFileSystem/Internal/System Calls/Syscalls.swift b/Sources/NIOFileSystem/Internal/System Calls/Syscalls.swift
index 7f42c3e796..be043e9dec 100644
--- a/Sources/NIOFileSystem/Internal/System Calls/Syscalls.swift	
+++ b/Sources/NIOFileSystem/Internal/System Calls/Syscalls.swift	
@@ -384,6 +384,7 @@ internal func libc_getcwd(
 }
 
 /// confstr(3)
+#if !os(Android)
 internal func libc_confstr(
     _ name: CInt,
     _ buffer: UnsafeMutablePointer<CInterop.PlatformChar>,
@@ -391,6 +392,7 @@ internal func libc_confstr(
 ) -> Int {
     return confstr(name, buffer, size)
 }
+#endif
 
 /// fts(3)
 internal func libc_fts_open(