Sync HAVE_<extension> help texts (#15167)

This syncs all help texts of extension preprocessor macros to the same
style "Define to 1 if the PHP extension '<ext>' is available.".
[skip ci]

Author: petk

ext/bcmath/config.m4

@@ -32,5 +32,6 @@ if test "$PHP_BCMATH" != "no"; then
     [$ext_shared],,
     [-DZEND_ENABLE_STATIC_TSRMLS_CACHE=1])
   PHP_ADD_BUILD_DIR([$ext_builddir/libbcmath/src])
-  AC_DEFINE(HAVE_BCMATH, 1, [Whether you have bcmath])
+  AC_DEFINE([HAVE_BCMATH], [1],
+    [Define to 1 if the PHP extension 'bcmath' is available.])
 fi

ext/bcmath/config.w32

@@ -10,5 +10,5 @@ if (PHP_BCMATH == "yes") {
 		floor_or_ceil.c nearzero.c num2str.c raise.c rmzero.c str2num.c \
 		round.c convert.c", "bcmath");
 
-	AC_DEFINE('HAVE_BCMATH', 1, 'Have BCMATH library');
+	AC_DEFINE('HAVE_BCMATH', 1, "Define to 1 if the PHP extension 'bcmath' is available.");
 }

ext/bz2/config.m4

@@ -21,7 +21,8 @@ if test "$PHP_BZ2" != "no"; then
     PHP_ADD_LIBRARY_WITH_PATH([bz2],
       [$BZIP_DIR/$PHP_LIBDIR],
       [BZ2_SHARED_LIBADD])
-    AC_DEFINE([HAVE_BZ2], [1], [ ])
+    AC_DEFINE([HAVE_BZ2], [1],
+      [Define to 1 if the PHP extension 'bz2' is available.])
     ],
     [AC_MSG_ERROR([bz2 module requires libbz2 >= 1.0.0])],
     [-L$BZIP_DIR/$PHP_LIBDIR])

ext/bz2/config.w32

@@ -6,7 +6,7 @@ if (PHP_BZ2 != "no") {
 	if (CHECK_LIB("libbz2_a.lib;libbz2.lib", "bz2", PHP_BZ2) &&
 			CHECK_HEADER_ADD_INCLUDE("bzlib.h", "CFLAGS_BZ2")) {
 		EXTENSION("bz2", "bz2.c bz2_filter.c");
-		AC_DEFINE('HAVE_BZ2', 1, 'Have BZ2 library');
+		AC_DEFINE('HAVE_BZ2', 1, "Define to 1 if the PHP extension 'bz2' is available.");
 		// BZ2 extension does this slightly differently from others
 		if (PHP_BZ2_SHARED) {
 			ADD_FLAG("CFLAGS_BZ2", "/D PHP_BZ2_EXPORTS ");

ext/calendar/config.m4

@@ -4,7 +4,8 @@ PHP_ARG_ENABLE([calendar],
     [Enable support for calendar conversion])])
 
 if test "$PHP_CALENDAR" = "yes"; then
-  AC_DEFINE(HAVE_CALENDAR,1,[ ])
+  AC_DEFINE([HAVE_CALENDAR], [1],
+    [Define to 1 if the PHP extension 'calendar' is available.])
   PHP_NEW_EXTENSION([calendar],
     [calendar.c dow.c french.c gregor.c jewish.c julian.c easter.c cal_unix.c],
     [$ext_shared])

ext/calendar/config.w32

@@ -5,5 +5,5 @@ ARG_ENABLE("calendar", "calendar conversion support", "yes");
 if (PHP_CALENDAR == "yes") {
 	EXTENSION("calendar", "calendar.c dow.c french.c gregor.c jewish.c \
 		julian.c easter.c cal_unix.c");
-	AC_DEFINE('HAVE_CALENDAR', 1, 'Have calendar');
+	AC_DEFINE('HAVE_CALENDAR', 1, "Define to 1 if the PHP extension 'calendar' is available.");
 }

ext/com_dotnet/config.w32

@@ -8,6 +8,6 @@ if (PHP_COM_DOTNET == "yes") {
 		com_handlers.c com_iterator.c com_misc.c com_olechar.c \
 		com_typeinfo.c com_variant.c com_wrapper.c com_saproxy.c com_persist.c",
 		null, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
-	AC_DEFINE('HAVE_COM_DOTNET', 1, 'Have COM_DOTNET support');
+	AC_DEFINE('HAVE_COM_DOTNET', 1, "Define to 1 if the PHP extension 'com_dotnet' is available.");
 	CHECK_HEADER_ADD_INCLUDE('mscoree.h', 'CFLAGS_COM_DOTNET');
 }

ext/ctype/config.m4

@@ -5,6 +5,7 @@ PHP_ARG_ENABLE([ctype],
   [yes])
 
 if test "$PHP_CTYPE" != "no"; then
-  AC_DEFINE(HAVE_CTYPE, 1, [ ])
+  AC_DEFINE([HAVE_CTYPE], [1],
+    [Define to 1 if the PHP extension 'ctype' is available.])
   PHP_NEW_EXTENSION([ctype], [ctype.c], [$ext_shared])
 fi

ext/ctype/config.w32

@@ -4,5 +4,5 @@ ARG_ENABLE("ctype", "ctype", "yes");
 
 if (PHP_CTYPE == "yes") {
 	EXTENSION("ctype", "ctype.c");
-	AC_DEFINE('HAVE_CTYPE', 1, 'Have ctype');
+	AC_DEFINE('HAVE_CTYPE', 1, "Define to 1 if the PHP extension 'ctype' is available.");
 }

ext/curl/config.m4

@@ -74,7 +74,7 @@ if test "$PHP_CURL" != "no"; then
   PHP_CHECK_LIBRARY([curl],
     [curl_easy_perform],
     [AC_DEFINE([HAVE_CURL], [1],
-      [Define to 1 if curl extension is available.])],
+      [Define to 1 if the PHP extension 'curl' is available.])],
     [AC_MSG_ERROR([The libcurl check failed. Please, check config.log for details.])],
     [$CURL_LIBS])
 

ext/curl/config.w32

@@ -26,7 +26,7 @@ if (PHP_CURL != "no") {
 		 CHECK_LIB("nghttp2.lib", "curl", PHP_CURL))
 		) {
 		EXTENSION("curl", "interface.c multi.c share.c curl_file.c");
-		AC_DEFINE('HAVE_CURL', 1, 'Define to 1 if curl extension is available.');
+		AC_DEFINE('HAVE_CURL', 1, "Define to 1 if the PHP extension 'curl' is available.");
 		ADD_FLAG("CFLAGS_CURL", "/D CURL_STATICLIB /D PHP_CURL_EXPORTS=1");
 		PHP_INSTALL_HEADERS("ext/curl", "php_curl.h");
 	} else {

ext/dba/config.m4

@@ -700,7 +700,8 @@ if test "$HAVE_DBA" = "1"; then
   else
     AC_MSG_RESULT([yes])
   fi
-  AC_DEFINE(HAVE_DBA, 1, [ ])
+  AC_DEFINE([HAVE_DBA], [1],
+    [Define to 1 if the PHP extension 'dba' is available.])
   PHP_NEW_EXTENSION([dba], m4_normalize([
       dba_cdb.c
       dba_db1.c

ext/dba/config.w32

@@ -10,7 +10,7 @@ if (PHP_DBA != "no") {
 	ADD_SOURCES("ext/dba/libcdb", "cdb.c cdb_make.c uint32.c", "dba");
 	ADD_SOURCES("ext/dba/libflatfile", "flatfile.c", "dba");
 	ADD_SOURCES("ext/dba/libinifile", "inifile.c", "dba");
-	AC_DEFINE('HAVE_DBA', 1, 'DBA support');
+	AC_DEFINE('HAVE_DBA', 1, "Define to 1 if the PHP extension 'dba' is available.");
 	ADD_FLAG("CFLAGS_DBA", "/D DBA_FLATFILE=1 /D DBA_CDB=1 /D DBA_CDB_BUILTIN=1 /D DBA_INIFILE=1");
 
 	if (PHP_DB != "no") {

ext/dom/config.m4

@@ -11,7 +11,8 @@ if test "$PHP_DOM" != "no"; then
   fi
 
   PHP_SETUP_LIBXML([DOM_SHARED_LIBADD], [
-    AC_DEFINE([HAVE_DOM], [1], [Define to 1 if dom extension is available.])
+    AC_DEFINE([HAVE_DOM], [1],
+      [Define to 1 if the PHP extension 'dom' is available.])
     PHP_LEXBOR_CFLAGS="-I@ext_srcdir@/lexbor -DLEXBOR_STATIC"
     LEXBOR_DIR="lexbor/lexbor"
     LEXBOR_SOURCES=m4_normalize(["

ext/dom/config.w32

@@ -38,7 +38,7 @@ if (PHP_DOM == "yes") {
 		ADD_SOURCES("ext/dom/lexbor/lexbor/tag", "tag.c", "dom");
 		ADD_FLAG("CFLAGS_DOM", "/D LEXBOR_STATIC ");
 
-		AC_DEFINE("HAVE_DOM", 1, "Define to 1 if dom extension is available.");
+		AC_DEFINE("HAVE_DOM", 1, "Define to 1 if the PHP extension 'dom' is available.");
 
 		if (!PHP_DOM_SHARED) {
 			ADD_FLAG("CFLAGS_DOM", "/D LIBXML_STATIC ");

ext/enchant/config.m4

@@ -33,7 +33,8 @@ if test "$PHP_ENCHANT" != "no"; then
       [$ENCHANT_LIBS])
   ])
 
-  AC_DEFINE(HAVE_ENCHANT, 1, [ ])
+  AC_DEFINE([HAVE_ENCHANT], [1],
+    [Define to 1 if the PHP extension 'enchant' is available.])
 
   PHP_NEW_EXTENSION([enchant], [enchant.c], [$ext_shared])
   PHP_SUBST([ENCHANT_SHARED_LIBADD])

ext/enchant/config.w32

@@ -16,7 +16,7 @@ if (PHP_ENCHANT == "yes") {
 		}
 		if (have_enchant) {
 			EXTENSION("enchant", "enchant.c");
-			AC_DEFINE('HAVE_ENCHANT', 1, 'Have Enchant support', false);
+			AC_DEFINE('HAVE_ENCHANT', 1, "Define to 1 if the PHP extension 'enchant' is available.");
 			AC_DEFINE('HAVE_ENCHANT_GET_VERSION', 1);
 		}
 	} else {

ext/exif/config.m4

@@ -4,7 +4,8 @@ PHP_ARG_ENABLE([exif],
     [Enable EXIF (metadata from images) support])])
 
 if test "$PHP_EXIF" != "no"; then
-  AC_DEFINE(HAVE_EXIF, 1, [Whether you want EXIF (metadata from images) support])
+  AC_DEFINE([HAVE_EXIF], [1],
+    [Define to 1 if the PHP extension 'exif' is available.])
   PHP_NEW_EXTENSION([exif],
     [exif.c],
     [$ext_shared],,

ext/exif/config.w32

@@ -6,7 +6,7 @@ if(PHP_EXIF != 'no')
 {
 	if(ADD_EXTENSION_DEP('exif', 'mbstring'))
 	{
-		AC_DEFINE('HAVE_EXIF', 1, 'Have EXIF Support');
+		AC_DEFINE('HAVE_EXIF', 1, "Define to 1 if the PHP extension 'exif' is available.");
 
 		EXTENSION('exif', 'exif.c', null, '/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1');
 	}

ext/ffi/config.m4

@@ -9,7 +9,8 @@ if test "$PHP_FFI" != "no"; then
   PHP_EVAL_INCLINE([$FFI_CFLAGS])
   PHP_EVAL_LIBLINE([$FFI_LIBS], [FFI_SHARED_LIBADD])
 
-  AC_DEFINE(HAVE_FFI, 1, [Have ffi support])
+  AC_DEFINE([HAVE_FFI], [1],
+    [Define to 1 if the PHP extension 'ffi' is available.])
 
   AC_CHECK_TYPES([long double])
 

ext/ffi/config.w32

@@ -3,7 +3,7 @@ ARG_WITH('ffi', 'ffi support', 'no');
 if (PHP_FFI != 'no') {
 	if (CHECK_HEADER_ADD_INCLUDE("ffi.h", "CFLAGS_FFI", PHP_FFI+ ";" + PHP_PHP_BUILD + "\\include") &&
 		CHECK_LIB("libffi.lib", "ffi", PHP_FFI)) {
-		AC_DEFINE('HAVE_FFI', 1, 'ffi support enabled');
+		AC_DEFINE('HAVE_FFI', 1, "Define to 1 if the PHP extension 'ffi' is available.");
 
 		if (!X64) {
 		    AC_DEFINE('HAVE_FFI_FASTCALL', 1 ,'libffi supports fastcall calling convention');

ext/ftp/config.m4

@@ -13,7 +13,8 @@ PHP_ARG_WITH([ftp-ssl],
   [no])
 
 if test "$PHP_FTP" = "yes"; then
-  AC_DEFINE(HAVE_FTP,1,[Whether you want FTP support])
+  AC_DEFINE([HAVE_FTP], [1],
+    [Define to 1 if the PHP extension 'ftp' is available.])
   PHP_NEW_EXTENSION([ftp], [php_ftp.c ftp.c], [$ext_shared])
 
   dnl Empty variable means 'no' (for phpize builds).

ext/ftp/config.w32

@@ -13,5 +13,5 @@ if (PHP_FTP != "no") {
 		AC_DEFINE('HAVE_FTP_SSL', 1, 'Have FTP over SSL support');
 	}
 
-	AC_DEFINE('HAVE_FTP', 1, 'Have FTP support');
+	AC_DEFINE('HAVE_FTP', 1, "Define to 1 if the PHP extension 'ftp' is available.");
 }

ext/gmp/config.m4

@@ -33,5 +33,6 @@ if test "$PHP_GMP" != "no"; then
     [$ext_shared],,
     [-DZEND_ENABLE_STATIC_TSRMLS_CACHE=1])
   PHP_SUBST([GMP_SHARED_LIBADD])
-  AC_DEFINE(HAVE_GMP, 1, [ ])
+  AC_DEFINE([HAVE_GMP], [1],
+    [Define to 1 if the PHP extension 'gmp' is available.])
 fi

ext/gmp/config.w32

@@ -7,7 +7,7 @@ if (PHP_GMP != "no") {
 		CHECK_HEADER_ADD_INCLUDE("gmp.h", "CFLAGS_GMP", PHP_GMP +  ";" + PHP_PHP_BUILD + "\\include\\mpir")) {
 		EXTENSION("gmp", "gmp.c", null, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
 		PHP_INSTALL_HEADERS("ext/gmp", "php_gmp_int.h");
-		AC_DEFINE('HAVE_GMP', 1, 'GMP support');
+		AC_DEFINE('HAVE_GMP', 1, "Define to 1 if the PHP extension 'gmp' is available.");
 	} else {
 		WARNING("GMP not enabled; libraries and headers not found");
 	}

ext/iconv/config.m4

@@ -128,7 +128,7 @@ int main(void) {
     CFLAGS="$save_CFLAGS"
 
     AC_DEFINE([HAVE_ICONV], [1],
-      [Define to 1 if PHP extension 'iconv' is available.])
+      [Define to 1 if the PHP extension 'iconv' is available.])
 
     PHP_NEW_EXTENSION([iconv],
       [iconv.c],

ext/iconv/config.w32

@@ -9,7 +9,7 @@ if (PHP_ICONV != "no") {
 
 		EXTENSION("iconv", "iconv.c", PHP_ICONV_SHARED, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
 
-		AC_DEFINE("HAVE_ICONV", 1, "Define to 1 if PHP extension 'iconv' is available.");
+		AC_DEFINE("HAVE_ICONV", 1, "Define to 1 if the PHP extension 'iconv' is available.");
 		AC_DEFINE("HAVE_LIBICONV", 1, "Define to 1 if you have the 'libiconv' function.");
 		AC_DEFINE("ICONV_ALIASED_LIBICONV", 1, "Define to 1 if 'iconv()' is aliased to 'libiconv()'.");
 		AC_DEFINE("PHP_ICONV_IMPL", "\"libiconv\"", "The iconv implementation.");

ext/ldap/config.m4

@@ -96,7 +96,8 @@ if test "$PHP_LDAP" != "no"; then
 
   PHP_ADD_INCLUDE([$LDAP_INCDIR])
   PHP_SUBST([LDAP_SHARED_LIBADD])
-  AC_DEFINE(HAVE_LDAP,1,[ ])
+  AC_DEFINE([HAVE_LDAP], [1],
+    [Define to 1 if the PHP extension 'ldap' is available.])
 
   dnl Save original values
   _SAVE_CPPFLAGS=$CPPFLAGS

ext/ldap/config.w32

@@ -15,7 +15,7 @@ if (PHP_LDAP != "no") {
 		AC_DEFINE('HAVE_LDAP_PARSE_RESULT', 1);
 		AC_DEFINE('HAVE_LDAP_PARSE_REFERENCE', 1);
 		AC_DEFINE('HAVE_LDAP_START_TLS_S', 1);
-		AC_DEFINE('HAVE_LDAP', 1);
+		AC_DEFINE('HAVE_LDAP', 1, "Define to 1 if the PHP extension 'ldap' is available.");
 		AC_DEFINE('HAVE_LDAP_SASL', 1);
 		AC_DEFINE('HAVE_LDAP_CONTROL_FIND', 1);
 		AC_DEFINE('HAVE_LDAP_PARSE_EXTENDED_RESULT', 1);

ext/libxml/config.w32

@@ -10,7 +10,7 @@ if (PHP_LIBXML == "yes") {
 			ADD_EXTENSION_DEP('libxml', 'iconv')) {
 
 		EXTENSION("libxml", "libxml.c mime_sniff.c", false /* never shared */, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
-		AC_DEFINE("HAVE_LIBXML", 1, "Define to 1 if libxml extension is available.");
+		AC_DEFINE("HAVE_LIBXML", 1, "Define to 1 if the PHP extension 'libxml' is available.");
 		ADD_FLAG("CFLAGS_LIBXML", "/D LIBXML_STATIC /D LIBXML_STATIC_FOR_DLL /D HAVE_WIN32_THREADS ");
 		if (!PHP_LIBXML_SHARED) {
 			ADD_DEF_FILE("ext\\libxml\\php_libxml2.def");

ext/libxml/config0.m4

@@ -11,7 +11,7 @@ if test "$PHP_LIBXML" != "no"; then
 
   PHP_SETUP_LIBXML([LIBXML_SHARED_LIBADD], [
     AC_DEFINE([HAVE_LIBXML], [1],
-      [Define to 1 if libxml extension is available.])
+      [Define to 1 if the PHP extension 'libxml' is available.])
     PHP_NEW_EXTENSION([libxml],
       [libxml.c mime_sniff.c],
       [$ext_shared],,

ext/mbstring/config.m4

@@ -167,7 +167,8 @@ PHP_ARG_ENABLE([mbregex],
   [no])
 
 if test "$PHP_MBSTRING" != "no"; then
-  AC_DEFINE([HAVE_MBSTRING],1,[whether to have multibyte string support])
+  AC_DEFINE([HAVE_MBSTRING], [1],
+    [Define to 1 if the PHP extension 'mbstring' is available.])
 
   PHP_MBSTRING_ADD_BASE_SOURCES([mbstring.c php_unicode.c mb_gpc.c])
 

ext/mbstring/config.w32

@@ -38,7 +38,7 @@ if (PHP_MBSTRING != "no") {
 
 		PHP_INSTALL_HEADERS("ext/mbstring", "mbstring.h libmbfl/config.h libmbfl/mbfl/eaw_table.h libmbfl/mbfl/mbfilter.h libmbfl/mbfl/mbfilter_8bit.h libmbfl/mbfl/mbfilter_pass.h libmbfl/mbfl/mbfilter_wchar.h libmbfl/mbfl/mbfl_consts.h libmbfl/mbfl/mbfl_convert.h libmbfl/mbfl/mbfl_defs.h libmbfl/mbfl/mbfl_encoding.h libmbfl/mbfl/mbfl_filter_output.h libmbfl/mbfl/mbfl_language.h libmbfl/mbfl/mbfl_memory_device.h libmbfl/mbfl/mbfl_string.h");
 
-		AC_DEFINE('HAVE_MBSTRING', 1, 'Have mbstring support');
+		AC_DEFINE('HAVE_MBSTRING', 1, "Define to 1 if the PHP extension 'mbstring' is available.");
 
 		if (PHP_MBREGEX != "no") {
 			if (CHECK_HEADER_ADD_INCLUDE("oniguruma.h", "CFLAGS_MBSTRING", PHP_MBREGEX) &&

ext/odbc/config.m4

@@ -448,7 +448,8 @@ if test -n "$ODBC_TYPE"; then
     fi
   fi
 
-  AC_DEFINE(HAVE_UODBC,1,[ ])
+  AC_DEFINE([HAVE_UODBC], [1],
+    [Define to 1 if the PHP extension 'odbc' is available.])
   PHP_SUBST([ODBC_SHARED_LIBADD])
   AC_SUBST([ODBC_CFLAGS])
   AC_SUBST([ODBC_LIBS])

ext/odbc/config.w32

@@ -8,7 +8,7 @@ if (PHP_ODBC == "yes") {
 	&& CHECK_HEADER_ADD_INCLUDE("sql.h", "CFLAGS_ODBC")
 	&& CHECK_HEADER_ADD_INCLUDE("sqlext.h", "CFLAGS_ODBC")) {
 		EXTENSION("odbc", "php_odbc.c odbc_utils.c", PHP_ODBC_SHARED, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
-		AC_DEFINE("HAVE_UODBC", 1, "ODBC support");
+		AC_DEFINE("HAVE_UODBC", 1, "Define to 1 if the PHP extension 'odbc' is available.");
 		if ("no" == PHP_ODBCVER) {
 			AC_DEFINE("ODBCVER", "0x0350", "The highest supported ODBC version", false);
 		} else if ("0" != PHP_ODBCVER) {

ext/openssl/config.w32

@@ -7,6 +7,6 @@ if (PHP_OPENSSL != "no") {
 
 	if (ret >= 2) {
 		EXTENSION("openssl", "openssl.c xp_ssl.c");
-		AC_DEFINE("HAVE_OPENSSL_EXT", 1, "Define to 1 if the openssl extension is available.");
+		AC_DEFINE("HAVE_OPENSSL_EXT", 1, "Define to 1 if the PHP extension 'openssl' is available.");
 	}
 }

ext/openssl/config0.m4

@@ -22,7 +22,7 @@ if test "$PHP_OPENSSL" != "no"; then
   PHP_SUBST([OPENSSL_SHARED_LIBADD])
   PHP_SETUP_OPENSSL([OPENSSL_SHARED_LIBADD],
     [AC_DEFINE([HAVE_OPENSSL_EXT], [1],
-      [Define to 1 if the openssl extension is available.])])
+      [Define to 1 if the PHP extension 'openssl' is available.])])
 
   PHP_CHECK_LIBRARY([crypto], [RAND_egd],
     [AC_DEFINE([HAVE_RAND_EGD], [1],

ext/pdo_pgsql/config.m4

@@ -14,7 +14,8 @@ if test "$PHP_PDO_PGSQL" != "no"; then
   PHP_SETUP_PGSQL([PDO_PGSQL_SHARED_LIBADD],,, [$PHP_PDO_PGSQL])
   PHP_SUBST([PDO_PGSQL_SHARED_LIBADD])
 
-  AC_DEFINE(HAVE_PDO_PGSQL,1,[Whether to build PostgreSQL for PDO support or not])
+  AC_DEFINE([HAVE_PDO_PGSQL], [1],
+    [Define to 1 if the PHP extension 'pdo_pgsql' is available.])
 
   PHP_CHECK_LIBRARY([pq], [PQresultMemorySize],
     [AC_DEFINE([HAVE_PG_RESULT_MEMORY_SIZE], [1], [PostgreSQL 12 or later])],,

ext/pdo_pgsql/config.w32

@@ -7,7 +7,7 @@ if (PHP_PDO_PGSQL != "no") {
 			CHECK_HEADER_ADD_INCLUDE("libpq-fe.h", "CFLAGS_PDO_PGSQL", PHP_PDO_PGSQL + "\\include;" + PHP_PHP_BUILD + "\\include\\pgsql;" + PHP_PHP_BUILD + "\\include\\libpq;")) {
 		EXTENSION("pdo_pgsql", "pdo_pgsql.c pgsql_driver.c pgsql_statement.c pgsql_sql_parser.c");
 
-		AC_DEFINE('HAVE_PDO_PGSQL',		1, 'Have PostgreSQL library');
+		AC_DEFINE('HAVE_PDO_PGSQL', 1, "Define to 1 if the PHP extension 'pdo_pgsql' is available.");
 
 		ADD_EXTENSION_DEP('pdo_pgsql', 'pdo');
 		ADD_MAKEFILE_FRAGMENT();

ext/pgsql/config.m4

@@ -10,7 +10,8 @@ if test "$PHP_PGSQL" != "no"; then
   PHP_SETUP_PGSQL([PGSQL_SHARED_LIBADD],,, [$PHP_PGSQL])
   PHP_SUBST([PGSQL_SHARED_LIBADD])
 
-  AC_DEFINE(HAVE_PGSQL,1,[Whether to build PostgreSQL support or not])
+  AC_DEFINE([HAVE_PGSQL], [1],
+    [Define to 1 if the PHP extension 'pgsql' is available.])
 
   PHP_CHECK_LIBRARY([pq], [PQresultMemorySize],
     [AC_DEFINE([HAVE_PG_RESULT_MEMORY_SIZE], [1], [PostgreSQL 12 or later])],,

ext/pgsql/config.w32

@@ -6,7 +6,7 @@ if (PHP_PGSQL != "no") {
 	if (CHECK_LIB("libpq.lib", "pgsql", PHP_PGSQL) &&
 		CHECK_HEADER_ADD_INCLUDE("libpq-fe.h", "CFLAGS_PGSQL", PHP_PGSQL + "\\include;" + PHP_PHP_BUILD + "\\include\\pgsql;" + PHP_PHP_BUILD + "\\include\\libpq;" + PHP_PGSQL)) {
 		EXTENSION("pgsql", "pgsql.c", PHP_PGSQL_SHARED, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
-		AC_DEFINE('HAVE_PGSQL', 1, 'Have PostgreSQL library');
+		AC_DEFINE('HAVE_PGSQL', 1, "Define to 1 if the PHP extension 'pgsql' is available.");
 		ADD_FLAG("CFLAGS_PGSQL", "/D PGSQL_EXPORTS");
 		ADD_EXTENSION_DEP('pgsql', 'pcre');
 	} else {

ext/posix/config.m4

@@ -5,7 +5,8 @@ PHP_ARG_ENABLE([posix],
   [yes])
 
 if test "$PHP_POSIX" = "yes"; then
-  AC_DEFINE(HAVE_POSIX, 1, [whether to include POSIX-like functions])
+  AC_DEFINE([HAVE_POSIX], [1],
+    [Define to 1 if the PHP extension 'posix' is available.])
   PHP_NEW_EXTENSION([posix],
     [posix.c],
     [$ext_shared],,

ext/session/config.m4

@@ -22,7 +22,8 @@ if test "$PHP_SESSION" != "no"; then
   PHP_ADD_EXTENSION_DEP(session, spl, true)
   PHP_SUBST([SESSION_SHARED_LIBADD])
   PHP_INSTALL_HEADERS([ext/session], [php_session.h mod_files.h mod_user.h])
-  AC_DEFINE(HAVE_PHP_SESSION,1,[ ])
+  AC_DEFINE([HAVE_PHP_SESSION], [1],
+    [Define to 1 if the PHP extension 'session' is available.])
 fi
 
 if test "$PHP_MM" != "no"; then

ext/session/config.w32

@@ -6,6 +6,6 @@ if (PHP_SESSION == "yes") {
 	EXTENSION("session", "mod_user_class.c session.c mod_files.c mod_mm.c mod_user.c", false /* never shared */, "/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1");
 	// https://bugs.php.net/53141
 	ADD_EXTENSION_DEP('session', 'spl', true);
-	AC_DEFINE("HAVE_PHP_SESSION", 1, "Session support");
+	AC_DEFINE("HAVE_PHP_SESSION", 1, "Define to 1 if the PHP extension 'session' is available.");
 	PHP_INSTALL_HEADERS("ext/session", "mod_mm.h php_session.h mod_files.h mod_user.h");
 }