Remove syslinux (former name of system unit), which is obsolete for clean rules

rtl/android/Makefile

@@ -976,22 +976,22 @@ ifeq ($(CPU_OS_TARGET),aarch64-android)
 override TARGET_RSTS+=math  typinfo  sysconst rtlconsts
 endif
 ifeq ($(CPU_OS_TARGET),i386-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),x86_64-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),arm-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),mipsel-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),jvm-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),aarch64-android)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 override INSTALL_FPCPACKAGE=y y
 ifeq ($(CPU_OS_TARGET),i386-android)

rtl/android/Makefile.fpc

@@ -22,7 +22,7 @@ rsts=math  typinfo  sysconst rtlconsts
 nortl=y
 
 [clean]
-units=syslinux $(LINUXUNIT)
+units=$(LINUXUNIT)
 
 [install]
 fpcpackage=y

rtl/linux/Makefile

@@ -1176,58 +1176,58 @@ ifeq ($(CPU_OS_TARGET),loongarch64-linux)
 override TARGET_RSTS+=math typinfo sysconst rtlconsts
 endif
 ifeq ($(CPU_OS_TARGET),i386-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),m68k-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),powerpc-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),sparc-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),x86_64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),arm-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),powerpc64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),armeb-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),mips-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),mipsel-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),mips64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),mips64el-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),aarch64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),sparc64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),riscv32-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),riscv64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),xtensa-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 ifeq ($(CPU_OS_TARGET),loongarch64-linux)
-override CLEAN_UNITS+=syslinux $(LINUXUNIT)
+override CLEAN_UNITS+=$(LINUXUNIT)
 endif
 override INSTALL_FPCPACKAGE=y y
 ifeq ($(CPU_OS_TARGET),i386-linux)

rtl/linux/Makefile.fpc

@@ -27,7 +27,7 @@ rsts=math typinfo sysconst rtlconsts
 nortl=y
 
 [clean]
-units=syslinux $(LINUXUNIT)
+units=$(LINUXUNIT)
 
 [install]
 fpcpackage=y