diff --git a/include/crm/crm_compat.h b/include/crm/crm_compat.h
index a5f2b6e8dd..c53ebc5400 100644
--- a/include/crm/crm_compat.h
+++ b/include/crm/crm_compat.h
@@ -1,220 +1,42 @@
 /*
  * Copyright 2004-2024 the Pacemaker project contributors
  *
  * The version control history for this file may have further details.
  *
  * This source code is licensed under the GNU Lesser General Public License
  * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
  */
 
 #ifndef PCMK__CRM_CRM_COMPAT__H
-#  define PCMK__CRM_CRM_COMPAT__H
+#define PCMK__CRM_CRM_COMPAT__H
 
-#include <strings.h>
-#include <glib.h>
+#include <glib.h>               // GList
 
-#include <crm/common/actions.h>
-#include <crm/common/scores.h>
+#include <crm/common/scores.h>  // PCMK_SCORE_INFINITY
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 /**
  * \file
  * \brief Deprecated Pacemaker utilities
  * \ingroup core
  * \deprecated Do not include this header directly. The utilities in this
  *             header, and the header itself, will be removed in a future
  *             release.
  */
 
-//! \deprecated Use '\0' instead
-#define EOS '\0'
-
-//! \deprecated This defined constant will be removed in a future release
-#define MAX_IPC_DELAY 120
-
 // NOTE: sbd (as of at least 1.5.2) uses this
 //! \deprecated Use PCMK_SCORE_INFINITY instead
 #define CRM_SCORE_INFINITY PCMK_SCORE_INFINITY
 
-/* INFINITY might be defined elsewhere (such as math.h), so undefine it first.
- * This, of course, complicates any attempt to use the other definition in any
- * code that includes this header.
- */
-//! \deprecated Use PCMK_SCORE_INFINITY instead
-#undef INFINITY
-#define INFINITY PCMK_SCORE_INFINITY
-
-//! \deprecated Use PCMK_VALUE_INFINITY instead
-#define CRM_INFINITY_S PCMK_VALUE_INFINITY
-
-//! \deprecated Use PCMK_VALUE_MINUS_INFINITY instead
-#define CRM_MINUS_INFINITY_S PCMK_VALUE_MINUS_INFINITY
-
-//! \deprecated Use PCMK_VALUE_PLUS_INFINITY instead
-#define CRM_PLUS_INFINITY_S PCMK_VALUE_PLUS_INFINITY
-
-//! \deprecated Use PCMK_VALUE_INFINITY instead
-#define INFINITY_S "INFINITY"
-
-//! \deprecated Use PCMK_VALUE_MINUS_INFINITY instead
-#define MINUS_INFINITY_S "-INFINITY"
-
-//! \deprecated Use PCMK_ACTION_STONITH instead
-#define CRM_OP_FENCE PCMK_ACTION_STONITH
-
-//! \deprecated This defined constant will be removed in a future release
-#define CRM_OP_LRM_QUERY "lrm_query"
-
-//! \deprecated Use PCMK_ACTION_CLONE_ONE_OR_MORE instead
-#define CRM_OP_RELAXED_CLONE PCMK_ACTION_CLONE_ONE_OR_MORE
-
-//! \deprecated Use PCMK_ACTION_ONE_OR_MORE instead
-#define CRM_OP_RELAXED_SET PCMK_ACTION_ONE_OR_MORE
-
-//! \deprecated This defined constant will be removed in a future release
-#define CRM_ATTR_RA_VERSION "#ra-version"
-
-//! \deprecated Use PCMK_ACTION_CANCEL instead
-#define CRMD_ACTION_CANCEL PCMK_ACTION_CANCEL
-
-//! \deprecated Use PCMK_ACTION_DELETE instead
-#define CRMD_ACTION_DELETE PCMK_ACTION_DELETE
-
-//! \deprecated Use PCMK_ACTION_DEMOTE instead
-#define CRMD_ACTION_DEMOTE PCMK_ACTION_DEMOTE
-
-//! \deprecated Use PCMK_ACTION_DEMOTED instead
-#define CRMD_ACTION_DEMOTED PCMK_ACTION_DEMOTED
-
-//! \deprecated Use PCMK_ACTION_META_DATA instead
-#define CRMD_ACTION_METADATA PCMK_ACTION_META_DATA
-
-//! \deprecated Use PCMK_ACTION_MIGRATE_TO instead
-#define CRMD_ACTION_MIGRATE PCMK_ACTION_MIGRATE_TO
-
-//! \deprecated Use PCMK_ACTION_MIGRATE_FROM instead
-#define CRMD_ACTION_MIGRATED PCMK_ACTION_MIGRATE_FROM
-
-//! \deprecated Use PCMK_ACTION_NOTIFIED instead
-#define CRMD_ACTION_NOTIFIED PCMK_ACTION_NOTIFIED
-
-//! \deprecated Use PCMK_ACTION_NOTIFY instead
-#define CRMD_ACTION_NOTIFY PCMK_ACTION_NOTIFY
-
-//! \deprecated Use PCMK_ACTION_PROMOTE instead
-#define CRMD_ACTION_PROMOTE PCMK_ACTION_PROMOTE
-
-//! \deprecated Use PCMK_ACTION_PROMOTED instead
-#define CRMD_ACTION_PROMOTED PCMK_ACTION_PROMOTED
-
-//! \deprecated Use PCMK_ACTION_RELOAD instead
-#define CRMD_ACTION_RELOAD PCMK_ACTION_RELOAD
-
-//! \deprecated Use PCMK_ACTION_RELOAD_AGENT instead
-#define CRMD_ACTION_RELOAD_AGENT PCMK_ACTION_RELOAD_AGENT
-
-//! \deprecated Use PCMK_ACTION_START instead
-#define CRMD_ACTION_START PCMK_ACTION_START
-
-//! \deprecated Use PCMK_ACTION_RUNNING instead
-#define CRMD_ACTION_STARTED PCMK_ACTION_RUNNING
-
-//! \deprecated Use PCMK_ACTION_MONITOR instead
-#define CRMD_ACTION_STATUS PCMK_ACTION_MONITOR
-
-//! \deprecated Use PCMK_ACTION_STOP instead
-#define CRMD_ACTION_STOP PCMK_ACTION_STOP
-
-//! \deprecated Use PCMK_ACTION_STOPPED instead
-#define CRMD_ACTION_STOPPED PCMK_ACTION_STOPPED
-
-//! \deprecated Do not use
-#define CRMD_METADATA_CALL_TIMEOUT PCMK_DEFAULT_METADATA_TIMEOUT_MS
-
-//! \deprecated Use PCMK_ACTION_CANCEL instead
-#define RSC_CANCEL PCMK_ACTION_CANCEL
-
-//! \deprecated Use PCMK_ACTION_DELETE instead
-#define RSC_DELETE PCMK_ACTION_DELETE
-
-//! \deprecated Use PCMK_ACTION_DEMOTE instead
-#define RSC_DEMOTE PCMK_ACTION_DEMOTE
-
-//! \deprecated Use PCMK_ACTION_DEMOTED instead
-#define RSC_DEMOTED PCMK_ACTION_DEMOTED
-
-//! \deprecated Use PCMK_ACTION_META_DATA instead
-#define RSC_METADATA PCMK_ACTION_META_DATA
-
-//! \deprecated Use PCMK_ACTION_MIGRATE_TO instead
-#define RSC_MIGRATE PCMK_ACTION_MIGRATE_TO
-
-//! \deprecated Use PCMK_ACTION_MIGRATE_FROM instead
-#define RSC_MIGRATED PCMK_ACTION_MIGRATE_FROM
-
-//! \deprecated Use PCMK_ACTION_NOTIFIED instead
-#define RSC_NOTIFIED PCMK_ACTION_NOTIFIED
-
-//! \deprecated Use PCMK_ACTION_NOTIFY instead
-#define RSC_NOTIFY PCMK_ACTION_NOTIFY
-
-//! \deprecated Use PCMK_ACTION_PROMOTE instead
-#define RSC_PROMOTE PCMK_ACTION_PROMOTE
-
-//! \deprecated Use PCMK_ACTION_PROMOTED instead
-#define RSC_PROMOTED PCMK_ACTION_PROMOTED
-
-//! \deprecated Use PCMK_ACTION_START instead
-#define RSC_START PCMK_ACTION_START
-
-//! \deprecated Use PCMK_ACTION_RUNNING instead
-#define RSC_STARTED PCMK_ACTION_RUNNING
-
-//! \deprecated Use PCMK_ACTION_MONITOR instead
-#define RSC_STATUS PCMK_ACTION_MONITOR
-
-//! \deprecated Use PCMK_ACTION_STOP instead
-#define RSC_STOP PCMK_ACTION_STOP
-
-//! \deprecated Use PCMK_ACTION_STOPPED instead
-#define RSC_STOPPED PCMK_ACTION_STOPPED
-
-//! \deprecated Do not use
-#define CRM_OP_LOCAL_SHUTDOWN "start_shutdown"
-
-//!@{
-//! \deprecated This macro will be removed in a future release
-
-#  ifndef __GNUC__
-#    define __builtin_expect(expr, result) (expr)
-#  endif
-
-#define __likely(expr) __builtin_expect(expr, 1)
-
-#define __unlikely(expr) __builtin_expect(expr, 0)
-
-// This ends the doxygen deprecation comment
-//!@}
-
 // NOTE: sbd (as of at least 1.5.2) uses this
 //! \deprecated Use GList * instead
 typedef GList *GListPtr;
 
-//! \deprecated Do not use
-static inline const char *
-crm_action_str(const char *task, guint interval_ms) {
-    if ((task != NULL) && (interval_ms == 0)
-        && (strcasecmp(task, PCMK_ACTION_MONITOR) == 0)) {
-        return "probe";
-    }
-    return task;
-}
-
 #ifdef __cplusplus
 }
 #endif
 
 #endif // PCMK__CRM_CRM_COMPAT__H