link with libexecinfo since it is referenced from the main program

databases/pgmodeler/Makefile

@@ -1,9 +1,10 @@
-# $OpenBSD: Makefile,v 1.5 2017/11/23 17:56:07 feinerer Exp $
+# $OpenBSD: Makefile,v 1.6 2018/10/29 21:04:14 naddy Exp $
 
 COMMENT =	PostgreSQL Database Modeler
 
 VERSION =	0.9.0
 DISTNAME =	pgmodeler-${VERSION}
+REVISION =	0
 
 GH_ACCOUNT =	pgmodeler
 GH_PROJECT =	pgmodeler
@@ -29,7 +30,8 @@ WANTLIB += GL Qt5Core Qt5Gui Qt5Network Qt5PrintSupport Qt5Svg
 WANTLIB += Qt5Widgets X11 Xext c execinfo m pq pthread xml2
 WANTLIB += ${COMPILER_LIBCXX}
 
-CONFIGURE_ENV =		CXXFLAGS="${CXXFLAGS} -std=c++11"
+CONFIGURE_ENV =		CXXFLAGS="${CXXFLAGS} -std=c++11" \
+			LOCALBASE="${LOCALBASE}"
 
 MODULES =		devel/qmake \
 			x11/qt5

databases/pgmodeler/patches/patch-main_main_pro

@@ -0,0 +1,15 @@
+$OpenBSD: patch-main_main_pro,v 1.1 2018/10/29 21:04:14 naddy Exp $
+
+Index: main/main.pro
+--- main/main.pro.orig
++++ main/main.pro
+@@ -26,7 +26,8 @@ unix|windows: LIBS += -L$$OUT_PWD/../libpgmodeler_ui/ 
+                     -L$$OUT_PWD/../libpgconnector/ -lpgconnector \
+                     -L$$OUT_PWD/../libpgmodeler/ -lpgmodeler \
+                     -L$$OUT_PWD/../libparsers/ -lparsers \
+-                    -L$$OUT_PWD/../libutils/ -lutils
++                    -L$$OUT_PWD/../libutils/ -lutils \
++                    $$EXECINFO_LIB
+ 
+ INCLUDEPATH += $$PWD/../libpgmodeler_ui \
+                $$PWD/../libpgmodeler_ui/src \

databases/pgmodeler/patches/patch-pgmodeler_pri

@@ -0,0 +1,13 @@
+$OpenBSD: patch-pgmodeler_pri,v 1.1 2018/10/29 21:04:14 naddy Exp $
+
+Index: pgmodeler.pri
+--- pgmodeler.pri.orig
++++ pgmodeler.pri
+@@ -143,6 +143,7 @@ unix:!macx {
+   PKGCONFIG = libpq libxml-2.0
+   PGSQL_LIB = -lpq
+   XML_LIB = -lxml2
++  EXECINFO_LIB = -L$$(LOCALBASE)/lib -lexecinfo
+ }
+ 
+ macx {