diff --git a/lib/src/Makefile.in b/lib/src/Makefile.in
index 7cf3a045..7eb4189f 100644
--- a/lib/src/Makefile.in
+++ b/lib/src/Makefile.in
@@ -216,9 +216,11 @@ distclean: clean
 .c.o: $(GENSRC)
 	rm -f $@ && $(CC) $(INCLUDES) $(CPPFLAGS) $(CFLAGS) -c $<
 
+# Compute the length of the date command (and add some extra woith XXX)
+DATELEN != date +"%Y.%m.%d %H:%M by `whoami` on `hostname`XXXX"|wc -c
 .PHONY: build.c
 build.c:	
-	date +"const char CLIXON_BUILDSTR[64]=\"%Y.%m.%d %H:%M by `whoami` on `hostname`"\"\; > build.c;
+	date +"const char CLIXON_BUILDSTR[$(DATELEN)]=\"%Y.%m.%d %H:%M by `whoami` on `hostname`"\"\; > build.c;
 	echo "const char CLIXON_VERSION[64]=\"$(CLIXON_VERSION)\""\; >> build.c;
 
 $(MYLIB) : $(GENOBJS) $(OBJS) 
diff --git a/lib/src/clixon_api_path_parse.y b/lib/src/clixon_api_path_parse.y
index cff9ee66..7e51cb82 100644
--- a/lib/src/clixon_api_path_parse.y
+++ b/lib/src/clixon_api_path_parse.y
@@ -228,7 +228,7 @@ keyval_set(char *name,
 {
     cg_var *cv = NULL;
 
-    clicon_debug(1, "%s(%s=%s)", __FUNCTION__, name, val);
+    clicon_debug(1, "%s(%s=%s)", __FUNCTION__, name?name:"NULL", val);
     if ((cv = cv_new(CGV_STRING)) == NULL){
 	clicon_err(OE_UNIX, errno, "cv_new");
 	goto done;
diff --git a/lib/src/clixon_stream.c b/lib/src/clixon_stream.c
index 85e48edd..bcc47bfc 100644
--- a/lib/src/clixon_stream.c
+++ b/lib/src/clixon_stream.c
@@ -622,7 +622,7 @@ stream_notify_xml(clicon_handle h,
     cxobj     *xev = NULL;
     cxobj     *xml2; /* copy */
     yang_stmt *yspec = NULL;
-    char      *str = NULL;
+    char      *str = NULL; /* XXX: never set */
     cbuf      *cb = NULL;
     char       timestr[28];
     struct timeval tv;
@@ -644,7 +644,7 @@ stream_notify_xml(clicon_handle h,
 	clicon_err(OE_UNIX, errno, "time2str");
 	goto done;
     }
-    cprintf(cb, "<notification xmlns=\"urn:ietf:params:xml:ns:netconf:notification:1.0\"><eventTime>%s</eventTime>%s</notification>", timestr, str);
+    cprintf(cb, "<notification xmlns=\"urn:ietf:params:xml:ns:netconf:notification:1.0\"><eventTime>%s</eventTime>NULL</notification>", timestr); /* XXX str is always NULL */
     if (xml_parse_string(cbuf_get(cb), yspec, &xev) < 0)
 	goto done;
     if (xml_rootchild(xev, 0, &xev) < 0)
diff --git a/lib/src/clixon_uid.c b/lib/src/clixon_uid.c
index 21160e4c..7d25c3bc 100644
--- a/lib/src/clixon_uid.c
+++ b/lib/src/clixon_uid.c
@@ -41,8 +41,10 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
-#define __USE_GNU /* For setresuid */
-#include <unistd.h>
+#define _GNU_SOURCE 
+#define __USE_GNU
+#include <unistd.h> /* For setresuid */
+#undef _GNU_SOURCE
 #undef __USE_GNU
 #include <stdarg.h>
 #include <signal.h>
@@ -165,6 +167,7 @@ drop_priv_temp(uid_t new_uid)
 {
     int retval = -1;
     
+    /* XXX: implicit declaration of function 'setresuid' on travis */
     if (setresuid(-1, new_uid, geteuid()) < 0){
 	clicon_err(OE_UNIX, errno, "setresuid");
 	goto done;
diff --git a/lib/src/clixon_yang_parse.l b/lib/src/clixon_yang_parse.l
index 1b7c9f46..a359114e 100644
--- a/lib/src/clixon_yang_parse.l
+++ b/lib/src/clixon_yang_parse.l
@@ -246,9 +246,6 @@ identifier      [A-Za-z_][A-Za-z0-9_\-\.]*
 <STRINGSQ>[^'\n]+       { clixon_yang_parselval.string = strdup(yytext);
                             return CHARS;}
 
-<DQESC>[nt"\\]            { BEGIN(_YY->yy_lex_state); 
-                             clixon_yang_parselval.string = strdup(yytext); 
-                             return CHARS; }
 <DQESC>[nt"\\]            { BEGIN(_YY->yy_lex_state); 
                              clixon_yang_parselval.string = strdup(yytext); 
                              return CHARS; }