Releng: build against real M3
diff --git a/releng/build-scripts/build/otdt_prerequisites-hipp.sh b/releng/build-scripts/build/otdt_prerequisites-hipp.sh
index 6633c5d..58fdcc1 100644
--- a/releng/build-scripts/build/otdt_prerequisites-hipp.sh
+++ b/releng/build-scripts/build/otdt_prerequisites-hipp.sh
@@ -58,11 +58,11 @@
 
 # VERSIONS:
 # Eclipse SDK build identifier (used for substitution in otdt.map.in etc.):
-SDK_QUALIFIER=${SDK_QUALIFIER:="I20210217-0600"}
+SDK_QUALIFIER=${SDK_QUALIFIER:="I20210217-1800"}
 
 # used only locally (components of the ECLIPSE_SDK_TGZ path):
-EVERSION=${EVERSION:="I20210217-0600"}
-DROP=${DROPS4}/${DROP:="I20210217-0600"}
+EVERSION=${EVERSION:="4.19M3"}
+DROP=${DROPS4}/${DROP:="S-4.19M3-202102171800/"}
 
 # EXPORT: archive file of the base eclipse SDK build:
 ECLIPSE_SDK_TGZ=${DROP}/eclipse-SDK-${EVERSION}-linux-gtk-${ARCH}.tar.gz
diff --git a/releng/build-scripts/build/run.properties b/releng/build-scripts/build/run.properties
index 76a43e7..a9ea225 100644
--- a/releng/build-scripts/build/run.properties
+++ b/releng/build-scripts/build/run.properties
@@ -25,8 +25,8 @@
 org.eclipse.equinox.launcher_jar=org.eclipse.equinox.launcher_1.6.100.v20201223-0822.jar
 
 # for patching our patch feature to match this version with any suffix:
-jdt.feature.version=3.18.700.v20210217-0600
-jdt.feature.version.next=3.18.700.v20210217-0601
+jdt.feature.version=3.18.700.v20210217-1800
+jdt.feature.version.next=3.18.700.v20210217-1801
 
 # jdt.core fragments for extracting pre-built classes and properties:
 jdt.compiler.apt=org.eclipse.jdt.compiler.apt_1.3.1200.v20200916-0645.jar