diff --git a/configure.ac b/configure.ac
index 8f7ea5f..4823cc1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -116,6 +116,7 @@ AC_CHECK_TYPES([Elf32_Versym],,, [#include <elf.h>])   # for vdso_support.h
 AC_CHECK_FUNCS(sbrk)            # for tcmalloc to get memory
 AC_CHECK_FUNCS(geteuid)         # for turning off services when run as root
 AC_CHECK_FUNCS(fork)            # for the pthread_atfork setup
+AC_CHECK_FUNCS(memalign)        # for a test case
 AC_CHECK_HEADERS(features.h)    # for vdso_support.h
 AC_CHECK_HEADERS(malloc.h)      # some systems define stuff there, others not
 AC_CHECK_HEADERS(sys/malloc.h)  # where some versions of OS X put malloc.h
diff --git a/src/tests/debugallocation_test.cc b/src/tests/debugallocation_test.cc
index beeb4cf..8e14830 100644
--- a/src/tests/debugallocation_test.cc
+++ b/src/tests/debugallocation_test.cc
@@ -298,6 +298,7 @@ TEST(DebugAllocationTest, HugeAlloc) {
 #endif
 }
 
+#ifdef HAVE_MEMALIGN
 // based on test program contributed by mikesart@gmail.com aka
 // mikesart@valvesoftware.com. See issue-464.
 TEST(DebugAllocationTest, ReallocAfterMemalloc) {
@@ -313,6 +314,7 @@ TEST(DebugAllocationTest, ReallocAfterMemalloc) {
   int rv = memcmp(stuff, p, sizeof(stuff));
   EXPECT_EQ(rv, 0);
 }
+#endif
 
 int main(int argc, char** argv) {
   // If you run without args, we run the non-death parts of the test.