diff --git a/CMakeLists.txt b/CMakeLists.txt
index b7b9d230cb5..9f5d387b58a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -160,6 +160,7 @@ include(find_ccache)
 # Check for IO faculties
 check_symbol_exists(IN6_IS_ADDR_UNSPECIFIED "netinet/in.h" TS_HAS_IN6_IS_ADDR_UNSPECIFIED)
 check_symbol_exists(SO_MARK "sys/socket.h" TS_HAS_SO_MARK)
+check_symbol_exists(SO_PEERCRED "sys/socket.h" TS_HAS_SO_PEERCRED)
 check_symbol_exists(TLS1_3_VERSION "${OPENSSL_INCLUDE_DIR}/openssl/ssl.h" TS_USE_TLS13)
 check_symbol_exists(OPENSSL_NO_TLS1_3 "${OPENSSL_INCLUDE_DIR}/ssl.h" TS_NO_USE_TLS13)
 if(TS_NO_USE_TLS13)
diff --git a/include/tscore/ink_config.h.cmake.in b/include/tscore/ink_config.h.cmake.in
index 3f5b8dd3fc6..963e5aae607 100644
--- a/include/tscore/ink_config.h.cmake.in
+++ b/include/tscore/ink_config.h.cmake.in
@@ -117,6 +117,7 @@ const int DEFAULT_STACKSIZE = @DEFAULT_STACK_SIZE@;
 #cmakedefine01 TS_HAS_TCMALLOC
 #cmakedefine01 TS_HAS_PROFILER
 #cmakedefine01 TS_HAS_SO_MARK
+#cmakedefine01 TS_HAS_SO_PEERCRED
 #cmakedefine01 TS_USE_DIAGS
 #cmakedefine01 TS_USE_EPOLL
 #cmakedefine01 TS_USE_FAST_SDK