[PATCH 4/5] Update dlerror usage

From: Patrick Gauvin Handles possible NULL return value Updates #3298 --- cpukit/libdl/dlfcn-shell.c | 8 ++-- testsuites/libtests/dl01/dl-load.c | 7 +-- testsuites/libtests/dl02/dl-load.c | 11 --- 3 files changed, 19 insertions(+), 7 deletions(-) diff --git a/cpuki

[PATCH 4/5] Update dlerror usage

From: Patrick Gauvin Handles possible NULL return value Updates #2747 --- cpukit/libdl/dlfcn-shell.c | 8 ++-- testsuites/libtests/dl01/dl-load.c | 7 +-- testsuites/libtests/dl02/dl-load.c | 11 --- 3 files changed, 19 insertions(+), 7 deletions(-) diff --git a/cpuki