diff -Nuar boinc-client_release-7.14-7.14.2.orig/m4/ax_check_glu.m4 boinc-client_release-7.14-7.14.2/m4/ax_check_glu.m4
--- boinc-client_release-7.14-7.14.2.orig/m4/ax_check_glu.m4	2020-11-10 23:04:35.171560710 +0100
+++ boinc-client_release-7.14-7.14.2/m4/ax_check_glu.m4	2020-11-10 23:05:32.527335367 +0100
@@ -19,7 +19,7 @@
     else
       ax_try_lib="${ax_lib}"
     fi
-    LIBS="-L${prefix}/lib ${ax_try_lib} ${GL_LIBS} ${ax_save_LIBS}"
+    LIBS="${ax_try_lib} ${GL_LIBS} ${ax_save_LIBS}"
     #
     # libGLU typically links with libstdc++ on POSIX platforms. However,
     # setting the language to C++ means that test program source is named
@@ -37,7 +37,7 @@
 # endif
 # include <GL/glu.h>]],
                      [[gluBeginCurve(0)]])],
-    [ax_cv_check_glu_libglu="-L${prefix}/lib ${ax_try_lib}"; break])
+    [ax_cv_check_glu_libglu="${ax_try_lib}"; break])
     if test X$ax_compiler_ms = Xyes; then
       AC_LANG_POP([C])
     fi
diff -Nuar boinc-client_release-7.14-7.14.2.orig/m4/ax_check_glut.m4 boinc-client_release-7.14-7.14.2/m4/ax_check_glut.m4
--- boinc-client_release-7.14-7.14.2.orig/m4/ax_check_glut.m4	2020-11-10 23:04:35.172560705 +0100
+++ boinc-client_release-7.14-7.14.2/m4/ax_check_glut.m4	2020-11-10 23:05:51.384261278 +0100
@@ -41,7 +41,7 @@
     else
       ax_try_lib="${ax_lib}"
     fi
-    LIBS="-L${prefix}/lib ${ax_try_lib} ${GLUT_LIBS} ${ax_save_LIBS}"
+    LIBS="${ax_try_lib} ${GLUT_LIBS} ${ax_save_LIBS}"
     AC_LINK_IFELSE(
     [AC_LANG_PROGRAM([[
 #define FREEGLUT_STATIC 1
@@ -50,7 +50,7 @@
 # endif
 # include <GL/glut.h>]],
                      [[glutMainLoop()]])],
-    [ax_cv_check_glut_libglut="-L${prefix}/lib ${ax_try_lib}"; break])
+    [ax_cv_check_glut_libglut="${ax_try_lib}"; break])
 
   done
   LIBS=${ax_save_LIBS}