diff --git a/plat/osx386/boot.s b/plat/osx386/boot.s
index 932a716e9..c10045dd6 100644
--- a/plat/osx386/boot.s
+++ b/plat/osx386/boot.s
@@ -58,8 +58,6 @@ begdata:
 
 .sect .bss
 begbss:
-.define hol0
-.comm hol0, 8                ! line number and filename (for debugging)
 
 .define _errno
 .comm _errno, 4              ! Posix errno storage
diff --git a/plat/osx386/libsys/build.lua b/plat/osx386/libsys/build.lua
index 6a5b0e58c..3c2e96c3a 100644
--- a/plat/osx386/libsys/build.lua
+++ b/plat/osx386/libsys/build.lua
@@ -19,6 +19,7 @@ acklibrary {
 		"./sigaction.s",
 		"./stat.s",
 		"./write.s",
+		"plat/linux/libsys/_hol0.s",
 		"plat/linux386/libsys/trapno.s",
 		"plat/osx/libsys/brk.c",
 		"plat/osx/libsys/creat.c",
diff --git a/plat/osxppc/boot.s b/plat/osxppc/boot.s
index 1517ee377..8b1b7ab75 100644
--- a/plat/osxppc/boot.s
+++ b/plat/osxppc/boot.s
@@ -49,8 +49,6 @@ begdata:
 
 .sect .bss
 begbss:
-.define hol0
-.comm hol0, 8                ! line number and filename (for debugging)
 
 .define _errno
 .comm _errno, 4              ! Posix errno storage
diff --git a/plat/osxppc/libsys/build.lua b/plat/osxppc/libsys/build.lua
index 49fc0c934..cff10f29b 100644
--- a/plat/osxppc/libsys/build.lua
+++ b/plat/osxppc/libsys/build.lua
@@ -19,6 +19,7 @@ acklibrary {
 		"./sigaction.s",
 		"./stat.s",
 		"./write.s",
+		"plat/linux/libsys/_hol0.s",
 		"plat/osx/libsys/brk.c",
 		"plat/osx/libsys/creat.c",
 		"plat/osx/libsys/isatty.c",