--- a/base/allocator/partition_allocator/src/partition_alloc/partition_address_space.cc
+++ b/base/allocator/partition_allocator/src/partition_alloc/partition_address_space.cc
@@ -36,6 +36,11 @@
 #include <sys/mman.h>
 #endif
 
+#if defined(__ANDROID__) && __ANDROID_API__ < 30
+#include <sys/syscall.h>
+#define memfd_create(name,flags) syscall(SYS_memfd_create,name,flags)
+#endif
+
 namespace partition_alloc::internal {
 
 #if PA_BUILDFLAG(HAS_64_BIT_POINTERS)
--- a/base/allocator/partition_allocator/src/partition_alloc/partition_root.cc
+++ b/base/allocator/partition_allocator/src/partition_alloc/partition_root.cc
@@ -51,6 +51,11 @@
 #endif  // PA_CONFIG(ENABLE_SHADOW_METADATA)
 #endif  // PA_BUILDFLAG(IS_LINUX) || PA_BUILDFLAG(IS_CHROMEOS)
 
+#if defined(__ANDROID__) && __ANDROID_API__ < 30
+#include <sys/syscall.h>
+#define memfd_create(name,flags) syscall(SYS_memfd_create,name,flags)
+#endif
+
 namespace partition_alloc::internal {
 
 #if PA_BUILDFLAG(RECORD_ALLOC_INFO)