Drop references to $haikuVersion.

* Referring the current haiku version explicitly is not needed, since
  the RequiresUpdater takes care of setting the version of Haiku used
  for building a package.

dev-db/db/db-4.8.30.recipe

@@ -34,12 +34,12 @@ PROVIDES="
 	lib:libdb_cxx_4${secondaryArchSuffix}
 	"
 REQUIRES="
-    haiku${secondaryArchSuffix} >= $haikuVersion
+    haiku${secondaryArchSuffix}
     "
 BUILD_REQUIRES="
     "
 BUILD_PREREQUIRES="
-    haiku${secondaryArchSuffix}_devel >= $haikuVersion
+    haiku${secondaryArchSuffix}_devel
 	cmd:gcc$secondaryArchSuffix
     cmd:ld$secondaryArchSuffix
 	cmd:libtool

dev-db/db/db-5.3.28.recipe

@@ -39,12 +39,12 @@ PROVIDES="
 	lib:libdb_cxx_5${secondaryArchSuffix}
 	"
 REQUIRES="
-    haiku${secondaryArchSuffix} >= $haikuVersion
+    haiku${secondaryArchSuffix}
     "
 BUILD_REQUIRES="
     "
 BUILD_PREREQUIRES="
-    haiku${secondaryArchSuffix}_devel >= $haikuVersion
+    haiku${secondaryArchSuffix}_devel
 	cmd:gcc$secondaryArchSuffix
     cmd:ld$secondaryArchSuffix
 	cmd:libtool

dev-db/db/db-6.0.30.recipe

@@ -39,12 +39,12 @@ PROVIDES="
 	lib:libdb_cxx_6${secondaryArchSuffix}
 	"
 REQUIRES="
-    haiku${secondaryArchSuffix} >= $haikuVersion
+    haiku${secondaryArchSuffix}
     "
 BUILD_REQUIRES="
     "
 BUILD_PREREQUIRES="
-    haiku${secondaryArchSuffix}_devel >= $haikuVersion
+    haiku${secondaryArchSuffix}_devel
 	cmd:gcc$secondaryArchSuffix
     cmd:ld$secondaryArchSuffix
 	cmd:libtool

dev-db/postgresql_server/postgresql_server-9.3.4.recipe

@@ -42,12 +42,12 @@ PROVIDES="
 "
 
 REQUIRES="
-	haiku >= $haikuVersion
+	haiku
 	lib:libreadline
 	lib:libz
 	"
 BUILD_REQUIRES="
-	haiku_devel >= $haikuVersion
+	haiku_devel
 	devel:libreadline
 	devel:libz
 	"

dev-db/sqlite/sqlite-3.8.7.4.recipe

@@ -26,13 +26,13 @@ if [ -z "$secondaryArchSuffix" ]; then
 fi
 
 REQUIRES="
-	haiku$secondaryArchSuffix >= $haikuVersion
+	haiku$secondaryArchSuffix
 	"
 BUILD_REQUIRES="
 	"
 BUILD_PREREQUIRES="
-	haiku${secondaryArchSuffix}_devel >= $haikuVersion
-	haiku_devel >= $haikuVersion
+	haiku${secondaryArchSuffix}_devel
+	haiku_devel
 	cmd:aclocal
 	cmd:autoconf
 	cmd:automake