diff --git a/configure.ac b/configure.ac
index b1ccafb181d..b1ebb74b85b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -599,7 +599,6 @@ localtime_r \
 lchown \
 memcntl \
 memfd_create \
-memmove \
 mkstemp \
 mmap \
 nice \
diff --git a/ext/pcre/config.w32 b/ext/pcre/config.w32
index 619a868f847..2d3f8589e82 100644
--- a/ext/pcre/config.w32
+++ b/ext/pcre/config.w32
@@ -10,7 +10,7 @@ AC_DEFINE('PCRE2_CODE_UNIT_WIDTH', 8, 'Have PCRE library');
 AC_DEFINE("PCRE2_STATIC", 1, "");
 PHP_PCRE="yes";
 PHP_INSTALL_HEADERS("ext/pcre", "php_pcre.h pcre2lib/");
-ADD_FLAG("CFLAGS_PCRE", " /D HAVE_CONFIG_H");
+ADD_FLAG("CFLAGS_PCRE", " /D HAVE_CONFIG_H /D HAVE_MEMMOVE");
 
 ARG_WITH("pcre-jit", "Enable PCRE JIT support", "yes");
 if (PHP_PCRE_JIT != "no") {
diff --git a/ext/pcre/config0.m4 b/ext/pcre/config0.m4
index 35b20750782..6d18b9ecf79 100644
--- a/ext/pcre/config0.m4
+++ b/ext/pcre/config0.m4
@@ -66,7 +66,7 @@ else
   pcre2lib/pcre2_string_utils.c pcre2lib/pcre2_study.c pcre2lib/pcre2_substitute.c  pcre2lib/pcre2_substring.c \
   pcre2lib/pcre2_tables.c pcre2lib/pcre2_ucd.c pcre2lib/pcre2_valid_utf.c pcre2lib/pcre2_xclass.c \
   pcre2lib/pcre2_find_bracket.c pcre2lib/pcre2_convert.c pcre2lib/pcre2_extuni.c pcre2lib/pcre2_script_run.c"
-  PHP_PCRE_CFLAGS="-Wno-implicit-fallthrough -DHAVE_CONFIG_H -I@ext_srcdir@/pcre2lib -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1"
+  PHP_PCRE_CFLAGS="-Wno-implicit-fallthrough -DHAVE_CONFIG_H -DHAVE_MEMMOVE -I@ext_srcdir@/pcre2lib -DZEND_ENABLE_STATIC_TSRMLS_CACHE=1"
   AC_DEFINE(HAVE_BUNDLED_PCRE, 1, [ ])
   AC_DEFINE(PCRE2_CODE_UNIT_WIDTH, 8, [ ])
 
diff --git a/win32/build/config.w32.h.in b/win32/build/config.w32.h.in
index 0f0d7e4b804..4e4226f9c15 100644
--- a/win32/build/config.w32.h.in
+++ b/win32/build/config.w32.h.in
@@ -60,7 +60,6 @@
 #undef HAVE_STRUCT_STAT_ST_BLOCKS
 #define HAVE_STRUCT_STAT_ST_RDEV 1
 #define HAVE_GETLOGIN 1
-#define HAVE_MEMMOVE 1
 #define HAVE_SHUTDOWN 1
 #define HAVE_STRCASECMP 1
 #define HAVE_UTIME 1